Damage to Amplify Apartments building is seen after a tornado hit eastern Nashville, Tennessee, U.S., March 3, 2020. REUTERS/Harrison McClary TPX IMAGES OF THE DAY

A student aligns a mirror to obtain an optimal signal next to a faraday isolator and a tapered amplifier of the Atom Trap Trace Analysis system at the ArTTA laboratory at the Kirchhoff-Institute for Physics in Heidelberg, Germany, December 7, 2018. Atom Trap Trace Analysis for 39Ar is an ultra-sensitive detection method based on principles of quantum mechanics and found its first application in dating ground water and ice samples. REUTERS/Lisi Niesner

Rolla Khadduri of AmplifyChange leads a panel discussion with AmplifyChange grantees Sarian Karim-Kamara of Sierra Leone, Jedidah Maina of Kenya and Mai Noureldin Yousif of Sudan during the Women Deliver 2019 Conference at the Vancouver Convention Centre in Vancouver, B.C., Canada June 4, 2019. REUTERS/Lindsey Wasson

Rolla Khadduri of AmplifyChange leads a panel discussion with AmplifyChange grantees Sarian Karim-Kamara of Sierra Leone, Jedidah Maina of Kenya and Mai Noureldin Yousif of Sudan during the Women Deliver 2019 Conference at the Vancouver Convention Centre in Vancouver, B.C., Canada June 4, 2019. REUTERS/Lindsey Wasson

Rolla Khadduri of AmplifyChange speaks at a panel hosted by Denmark's Ministry of Foreign Affairs during the Women Deliver 2019 Conference at the Vancouver Convention Centre in Vancouver, B.C., Canada, June 4, 2019. REUTERS/Lindsey Wasson

AmplifyChange grantee Sarian Karim-Kamara of Sierra Leone talks with Denmark's Crown Princess Mary before a panel hosted by Denmark's Ministry of Foreign Affairs during the Women Deliver 2019 Conference at the Vancouver Convention Centre in Vancouver, B.C., Canada June 4, 2019. REUTERS/Lindsey Wasson

Denmark's Crown Princess Mary talks with AmplifyChange grantees before a panel hosted by Denmark's Ministry of Foreign Affairs during the Women Deliver 2019 Conference at the Vancouver Convention Centre in Vancouver, B.C., Canada June 4, 2019. REUTERS/Lindsey Wasson

Denmark's Crown Princess Mary speaks at an AmplifyChange panel hosted by Denmark's Ministry of Foreign Affairs during the Women Deliver 2019 Conference at the Vancouver Convention Centre in Vancouver, B.C., Canada June 4, 2019. REUTERS/Lindsey Wasson

Denmark's Crown Princess Mary speaks at an AmplifyChange panel hosted by Denmark's Ministry of Foreign Affairs during the Women Deliver 2019 Conference at the Vancouver Convention Centre in Vancouver, B.C., Canada June 4, 2019. REUTERS/Lindsey Wasson

Denmark's Crown Princess Mary speaks at an AmplifyChange panel hosted by Denmark's Ministry of Foreign Affairs during the Women Deliver 2019 Conference at the Vancouver Convention Centre in Vancouver, B.C., Canada June 4, 2019. REUTERS/Lindsey Wasson

Denmark's Crown Princess Mary speaks at an AmplifyChange panel hosted by Denmark's Ministry of Foreign Affairs during the Women Deliver 2019 Conference at the Vancouver Convention Centre in Vancouver, B.C., Canada June 4, 2019. REUTERS/Lindsey Wasson

Denmark's Crown Princess Mary speaks at an AmplifyChange panel hosted by Denmark's Ministry of Foreign Affairs during the Women Deliver 2019 Conference at the Vancouver Convention Centre in Vancouver, B.C., Canada June 4, 2019. REUTERS/Lindsey Wasson

Denmark's Crown Princess Mary smiles as she speaks at an AmplifyChange panel hosted by Denmark's Ministry of Foreign Affairs during the Women Deliver 2019 Conference at the Vancouver Convention Centre in Vancouver, B.C., Canada June 4, 2019. REUTERS/Lindsey Wasson

Denmark's Crown Princess Mary talks with AmplifyChange grantee Sarian Karim-Kamara of Sierra Leone as AmplifyChange board member Sara Seims looks on before a panel hosted by Denmark's Ministry of Foreign Affairs during the Women Deliver 2019 Conference at the Vancouver Convention Centre in Vancouver, B.C., Canada June 4, 2019. REUTERS/Lindsey Wasson

SportEar Ghost Stryke, which can both amplify low noises (general conversation) and protect against loud noise, are displayed during the SHOT (Shooting, Hunting, Outdoor Trade) Show in Las Vegas, Nevada, U.S., January 22, 2019. REUTERS/Steve Marcus

Electric guitars and Thermion amplifiers are displayed for sale inside the vintage guitars shop "Headbanger" in central Madrid, Spain, April 4, 2018. REUTERS/Sergio Perez

The controls of a headphone amplifier are seen at a music store in Singapore April 3, 2018. Picture taken April 3, 2018. REUTERS/Thomas White

The Fender logo is seen on an amplifier at a store in Singapore April 3, 2018. Picture taken April 3, 2018. REUTERS/Thomas White

Dr Carole Llewellyn, Associate Professor of Applied Aquatic Bioscience at Swansea University, examines tubes growing microalgae under artificial lights, in Swansea, Britain February 9, 2017. Researchers say the UV-blocking ability of algae can be amplified under lab conditions, and could eventually lead to a completely natural sunscreen.REUTERS/Matthew Stock/Files

Dr Carole Llewellyn, Associate Professor of Applied Aquatic Bioscience at Swansea University, examines tubes growing microalgae under artificial lights, in Swansea, Britain February 9, 2017. Researchers say the UV-blocking ability of algae can be amplified under lab conditions, and could eventually lead to a completely natural sunscreen.REUTERS/Matthew Stock/Files

The shadow of musician Carlos Santana is projected on a guitar amplifier as he performs during a concert at the Starlite Festival in Marbella, southern Spain, July 24, 2016. REUTERS/Jon Nazca

A worker pushes an amplifier which was owned by Beatles' George Harrison ahead of an auction of Beatles memorabilia at Omega Auctions in Warrington, northern England, March 4, 2016. The item is one of over 200 lots in the "Beatles Collection" auction which will take place on March 22. REUTERS/Phil Noble

A man tests a pair of head phones with built in amplifier at TwitchCon 2015 in San Francisco, California September 25, 2015. The conference features games, broadcasters and viewers, as well as gaming hardware and software. REUTERS/Robert Galbraith

Labourers work at a construction site in front of residential buildings in Shanghai March 31, 2015. China's central bank on Monday eased lending policies for purchases of second homes, as Beijing moves to head off a sliding real estate prices that have amplified deflationary pressure and put economic growth at risk. REUTERS/Aly Song

Zhang Guanhui, impersonating Michael Jackson, walks with an amplifier in a village for migrant workers, on his way downtown for his street performance in Beijing August 20, 2014. Zhang, born in 1984, quit elementary school and has since held jobs as a factory worker, waiter, and security guard. After watching a Michael Jackson music video four years ago for the first time, Zhang says he became fascinated and now puts on shows on the street and small stages impersonating the King of Pop. REUTERS/Kim Kyung-Hoon (CHINA - Tags: SOCIETY ENTERTAINMENT)

The parents of Cristelle Abou Chakra, with a picture of their daughter, attend her funeral in Beirut February 17, 2014. The deaths of Manal Assi, bludgeoned with a pressure cooker, and Cristelle Abou Chakra, who was reportedly poisoned with chemicals, amplified public outrage in Lebanon, with many Lebanese taking to social media to condemn a seven-month delay in passing a domestic violence law. KAFA (Enough), a group supporting abused women, first proposed legislation in 2007 to establish penalties for domestic violence and provide protection orders. The bill polarised politicians and was amended by parliament after lobbying from Lebanon's powerful religious establishment. Picture taken February 17, 2014. To match story LEBANON-PROTEST/WOMEN REUTERS/Mohamed Azakir (LEBANON - Tags: POLITICS CIVIL UNREST CRIME LAW SOCIETY)

The mother of Cristelle Abou Chakra carries a picture of her daughter during her funeral in Beirut February 17, 2014. The deaths of Manal Assi, bludgeoned with a pressure cooker, and Cristelle Abou Chakra, who was reportedly poisoned with chemicals, amplified public outrage in Lebanon, with many Lebanese taking to social media to condemn a seven-month delay in passing a domestic violence law. KAFA (Enough), a group supporting abused women, first proposed legislation in 2007 to establish penalties for domestic violence and provide protection orders. The bill polarised politicians and was amended by parliament after lobbying from Lebanon's powerful religious establishment. Picture taken February 17, 2014. To match story LEBANON-PROTEST/WOMEN REUTERS/Mohamed Azakir (LEBANON - Tags: POLITICS CIVIL UNREST CRIME LAW SOCIETY)

Telephone sockets and junction boxes with microphones, amplifiers and transmitters for room surveillance are seen on display inside Stasi secret police museum in Berlin October 24, 2013. State surveillance is a highly sensitive subject in a country haunted by memories of eavesdropping by the Stasi secret police in East Germany where Chancellor Angela Merkel grew up. German Chancellor Angela Merkel said on Thursday she had made it clear to U.S. President Barack Obama that spying on allies is not acceptable. REUTERS/Pawel Kopczynski (GERMANY - Tags: POLITICS BUSINESS TELECOMS)

Portuguese Socialist Party general secretary and main opposition leader Antonio Jose Seguro (L) claps as Lisbon mayoral candidate Antonio Costa speaks through an amplifier, during a local elections campaign in Lisbon September 26, 2013. Portuguese local elections, which will be held on September 29, will shed some light on how popular the parties in the centre-right ruling coalition remain. They have been in office since 2011, the year in which Portugal was forced to resort to a 78 billion euro European Union and IMF bailout which brought painful austerity measures and a deep recession. REUTERS/Jose Manuel Ribeiro (PORTUGAL - Tags: POLITICS ELECTIONS)

Demonstrators wearing Guy Fawkes masks at the back of their heads and draped with Brazilian national flags attend a protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff in Recife City June 20, 2013. Brazil's biggest protests in two decades intensified on Thursday despite government concessions meant to quell the demonstrations, as 300,000 people took to the streets of Rio de Janeiro and hundreds of thousands more flooded other cities. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Marcos Brindicci (BRAZIL - Tags: POLITICS CIVIL UNREST SPORT SOCCER)

A demonstrator wearing a Guy Fawkes mask buys ice cream from a street vendor during a protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff in Recife City June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Thursday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Marcos Brindicci (BRAZIL - Tags: POLITICS CIVIL UNREST BUSINESS SPORT SOCCER)

A policeman arrests a man for vandalism during a protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff in Recife City June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Thursday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Marcos Brindicci (BRAZIL - Tags: POLITICS CIVIL UNREST SPORT SOCCER BUSINESS)

A policeman tries to arrest demonstrators during a protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff in Recife City June 20, 2013. The demonstrators were fighting after a group tried to stop several fellow protesters from vandalising property and hurling rocks at policemen. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Thursday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Marcos Brindicci (BRAZIL - Tags: POLITICS CIVIL UNREST BUSINESS SPORT SOCCER)

An injured man lies on the ground after fighting vandals during a protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff in Recife City June 20, 2013. The demonstrators were fighting after a group tried to stop several fellow protesters from vandalising property and hurling rocks at policemen. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Thursday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Marcos Brindicci (BRAZIL - Tags: POLITICS CIVIL UNREST BUSINESS SPORT SOCCER)

Demonstrators run away after hurling stones at the police during a protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff in Recife City June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Thursday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Marcos Brindicci (BRAZIL - Tags: POLITICS CIVIL UNREST SPORT SOCCER BUSINESS)

Policemen escort vandals after being detained during a protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff in Recife city June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Thursday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ivan Alvarado (BRAZIL - Tags: POLITICS CIVIL UNREST SPORT SOCCER BUSINESS)

Demonstrators fight during a protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff in Recife City June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Thursday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ricardo Moraes (BRAZIL - Tags: SOCIETY CIVIL UNREST POLITICS SPORT)

A demonstrator chases vandals (unseen) during a protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff in Recife City June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Thursday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ricardo Moraes (BRAZIL - Tags: SOCIETY CIVIL UNREST POLITICS SPORT TPX IMAGES OF THE DAY)

A demonstrator protests against the Confederations Cup and the government of Brazil's President Dilma Rousseff in Recife City June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Thursday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ricardo Moraes (BRAZIL - Tags: SOCIETY CIVIL UNREST POLITICS SPORT)

Demonstrators march through a main street during a protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff in Recife city June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Thursday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ivan Alvarado (BRAZIL - Tags: POLITICS CIVIL UNREST SPORT SOCCER BUSINESS)

Demonstrators fight during a protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff in Recife City June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Thursday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ricardo Moraes (BRAZIL - Tags: SOCIETY CIVIL UNREST POLITICS SPORT)

A policeman watches over demonstrators arrested for vandalism during a protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff in Recife City June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Thursday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ricardo Moraes (BRAZIL - Tags: SOCIETY CIVIL UNREST POLITICS SPORT)

A demonstrator gives flowers to a policewoman during a protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff in Recife city June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Thursday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ivan Alvarado (BRAZILPOLITICS UNREST - Tags: POLITICS CIVIL UNREST SPORT SOCCER BUSINESS)

Demonstrators shout slogans during a protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff in Recife city June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Thursday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ivan Alvarado (BRAZIL - Tags: POLITICS CIVIL UNREST SPORT SOCCER BUSINESS)

A demonstrator wears a Guy Fawkes mask and a traditional hat of Pernambuco state as he attends a protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff in Recife City June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Thursday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ricardo Moraes (BRAZIL - Tags: SOCIETY CIVIL UNREST POLITICS)

A man takes pictures of demonstrators as a sign with the face of Brazilian congressman Marcos Feliciano is seen during a protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff in Recife city June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Thursday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ivan Alvarado (BRAZIL - Tags: POLITICS CIVIL UNREST BUSINESS SPORT SOCCER TPX IMAGES OF THE DAY)

A demonstrator holds a Brazil soccer team jersey as he attends a protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff in Recife City June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Thursday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. The words on the jersey read "Less ball, more school". REUTERS/Ricardo Moraes (BRAZIL - Tags: SOCIETY CIVIL UNREST POLITICS SPORT)

A demonstrator attends a protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff in Recife City June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Thursday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ricardo Moraes (BRAZIL - Tags: SOCIETY CIVIL UNREST POLITICS SPORT)

Thousands of demonstrators attend a protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff in Recife City June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Thursday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ricardo Moraes (BRAZIL - Tags: SOCIETY CIVIL UNREST POLITICS SPORT)

Demonstrators hold flares during a protest against the Confederations Cup and President Dilma Rousseff's government, outside the National Congress in Brasilia June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ueslei Marcelino (BRAZIL - Tags: POLITICS CIVIL UNREST SPORT SOCCER BUSINESS)

A demonstrator holds up a sign as he attends a protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff in Recife City June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Thursday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ivan Alvarado (BRAZIL - Tags: POLITICS CIVIL UNREST SPORT SOCCER BUSINESS)

Demonstrators protest against the Confederations Cup and President Dilma Rousseff's government, outside the National Congress in Brasilia June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ueslei Marcelino (BRAZIL - Tags: POLITICS CIVIL UNREST SPORT SOCCER BUSINESS)

Demonstrators clash with military policemen during a protest against the Confederations Cup and President Dilma Rousseff's government, outside the National Congress in Brasilia June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ueslei Marcelino (BRAZIL - Tags: POLITICS CIVIL UNREST SPORT SOCCER BUSINESS)

Military policemen stand guard outside the National Congress during a protest against the Confederations Cup and President Dilma Rousseff's government, in Brasilia June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ueslei Marcelino (BRAZIL - Tags: POLITICS CIVIL UNREST SPORT SOCCER BUSINESS)

Military police patrol near public buildings, during a protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff outside the national congress in Brasilia June 20, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ueslei Marcelino (BRAZIL - Tags: POLITICS TPX IMAGES OF THE DAY SPORT SOCCER CIVIL UNREST MILITARY)

Demonstrators gather to protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff outside the national congress in Brasilia June 17, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Monday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ueslei Marcelino (BRAZIL - Tags: POLITICS CIVIL UNREST SPORT SOCCER)

Demonstrators gather to protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff outside the national congress in Brasilia June 17, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Monday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ueslei Marcelino (BRAZIL - Tags: POLITICS CIVIL UNREST SPORT SOCCER)

Demonstrators gather to protest against the Confederations Cup and the government of Brazil's President Dilma Rousseff outside the national congress in Brasilia June 17, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Monday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ueslei Marcelino (BRAZIL - Tags: POLITICS CIVIL UNREST SPORT SOCCER)

A police officer uses pepper spray on demonstrators protesting against the Confederations Cup and the government of Brazil's President Dilma Rousseff outside the national congress in Brasilia June 17, 2013. Tens of thousands of demonstrators marched through the streets of Brazil's biggest cities on Monday in a growing protest that is tapping into widespread anger at poor public services, police violence and government corruption. Protesters are using the Confederations Cup as a counterpoint to amplify their concerns. REUTERS/Ueslei Marcelino (BRAZIL - Tags: POLITICS CIVIL UNREST SPORT SOCCER)