Volunteers and business owners board up store front windows to protect from arson and looters during protests against the death of George Floyd, an unarmed black man, arrested by police officers in Minneapolis, Minnesota, U.S. May 30, 2020. REUTERS/Eric Miller

Volunteers and business owners board up store front windows to protect from arson and looters during protests against the death of George Floyd, an unarmed black man, arrested by police officers in Minneapolis, Minnesota, U.S. May 30, 2020. REUTERS/Eric Miller

Volunteers and business owners board up store front windows to protect from arson and looters during protests against the death of George Floyd, an unarmed black man, arrested by police officers in Minneapolis, Minnesota, U.S. May 30, 2020. REUTERS/Eric Miller

Volunteers and business owners board up store front windows to protect from arson and looters during protests against the death of George Floyd, an unarmed black man, arrested by police officers in Minneapolis, Minnesota, U.S. May 30, 2020. REUTERS/Eric Miller

Volunteers and business owners board up store front windows to protect from arson and looters during protests against the death of George Floyd, an unarmed black man, arrested by police officers in Minneapolis, Minnesota, U.S. May 30, 2020. REUTERS/Eric Miller

Volunteers and business owners board up store front windows to protect from arson and looters during protests against the death of George Floyd, an unarmed black man, arrested by police officers in Minneapolis, Minnesota, U.S. May 30, 2020. REUTERS/Eric Miller

Volunteers and business owners board up store front windows to protect from arson and looters during protests against the death of George Floyd, an unarmed black man, arrested by police officers in Minneapolis, Minnesota, U.S. May 30, 2020. REUTERS/Eric Miller

A volunteer carries towels as people wait for free food packages, shower facilities and donations of clothes amid economic hardship at Sant Pau gym in the Raval district, during the coronavirus disease (COVID-19) outbreak, in Barcelona, Spain, May 29, 2020. REUTERS/Nacho Doce

A volunteer offers donated clothes and towel for a man before he will take a shower, amid economic hardship at Sant Pau gym in the Raval district, during the coronavirus disease (COVID-19) outbreak, in Barcelona, Spain, May 28, 2020. Picture taken on May 28, 2020. REUTERS/Nacho Doce

A volunteer wearing a protective face mask arranges clothes and towels donated for people, amid economic hardship at Sant Pau gym in the Raval district, during the coronavirus disease (COVID-19) outbreak, in Barcelona, Spain, May 28, 2020. Picture taken on May 28, 2020. REUTERS/Nacho Doce

Volunteers attend an elderly man before taking a shower, amid economic hardship at Sant Pau gym in the Raval district, during the coronavirus disease (COVID-19) outbreak, in Barcelona, Spain, May 29, 2020. REUTERS/Nacho Doce

A volunteer takes the temperature of a man wearing a protective mask as he waits for free food packages, shower facilities and donations of clothes amid economic hardship at Sant Pau gym in the Raval district, during the coronavirus disease (COVID-19) outbreak, in Barcelona, Spain, May 29, 2020. REUTERS/Nacho Doce

Volunteers offer a pack of sausages to an elderly man amid economic hardship at Sant Pau gym in the Raval district, during the coronavirus disease (COVID-19) outbreak, in Barcelona, Spain, May 29, 2020. REUTERS/Nacho Doce

A volunteer offers free food for a man wearing a protective mask, amid economic hardship at Sant Pau gym in the Raval district, during the coronavirus disease (COVID-19) outbreak, in Barcelona, Spain, May 28, 2020. Picture taken on May 28, 2020. REUTERS/Nacho Doce

Volunteers offer donations of clothes and towels for people, before they take a shower amid economic hardship at Sant Pau gym in the Raval district, during the coronavirus disease (COVID-19) outbreak, in Barcelona, Spain, May 29, 2020. REUTERS/Nacho Doce

Protective suits of volunteers are hanging on gym equipments, before they offer free food packages and donations of clothes for people amid economic hardship at Sant Pau gym in the Raval district, during the coronavirus disease (COVID-19) outbreak, in Barcelona, Spain, May 28, 2020. Picture taken May 28, 2020. REUTERS/Nacho Doce

A volunteer takes the temperature of a man wearing a protective mask as he waits for free food packages, shower facilities and donations of clothes amid economic hardship at Sant Pau gym in the Raval district, during the coronavirus disease (COVID-19) outbreak, in Barcelona, Spain, May 29, 2020. REUTERS/Nacho Doce

People queue maintaining social distancing as they volunteer to be tested at a temporary testing station where the city council is providing free tests for the coronavirus disease (COVID-19) to residents, in Torrejon de Ardoz, Spain, May 29, 2020. REUTERS/Susana Vera

People queue maintaining social distancing as they volunteer to be tested at a temporary testing station where the city council is providing free tests for the coronavirus disease (COVID-19) to residents, in Torrejon de Ardoz, Spain, May 29, 2020. REUTERS/Susana Vera

Volunteers from the Chinatown Block Watch neighborhood patrol group pose for pictures before patrolling in Chinatown during the outbreak of the coronavirus disease (COVID-19) in New York City, New York, U.S., May 17, 2020. Picture taken May 17,2020. REUTERS/Jeenah Moon

Karlin Chan, a volunteer for the Chinatown Block Watch neighborhood patrol group, patrols with other volunteers in Chinatown during the outbreak of the coronavirus disease (COVID-19) in New York City, New York, U.S., May 17, 2020. Picture taken May 17,2020. REUTERS/Jeenah Moon

Karlin Chan, a volunteer for the Chinatown Block Watch neighborhood patrol group, talks with a seafood market owner in Chinatown during the outbreak of the coronavirus disease (COVID-19) in New York City, New York, U.S., May 17, 2020. Picture taken May 17,2020. REUTERS/Jeenah Moon

Karlin Chan, a volunteer for the Chinatown Block Watch neighborhood patrol group, holds a flyer reading "No face mask, no entry", in Chinatown during the outbreak of the coronavirus disease (COVID-19) in New York City, New York, U.S., May 17, 2020. Picture taken May 17,2020. REUTERS/Jeenah Moon

Sara Chin, a member of the Guardian Angels, a volunteer neighborhood patrol group, is seen with other members in Chinatown during the outbreak of the coronavirus disease (COVID-19) in New York City, New York, U.S., May 16, 2020. Picture taken May 16,2020. REUTERS/Jeenah Moon

Sara Chin, a member of the Guardian Angels, a volunteer neighborhood patrol group, is reflected on a window in Chinatown during the outbreak of the coronavirus disease (COVID-19) in New York City, New York, U.S., May 16, 2020. Picture taken May 16,2020. REUTERS/Jeenah Moon

Karlin Chan (C), a volunteer for the Chinatown Block Watch neighborhood patrol group, distributes drinks to people along Mott Street in Chinatown during the outbreak of the coronavirus disease (COVID-19) in New York City, New York, U.S., May 17, 2020. Picture taken May 17,2020. REUTERS/Jeenah Moon

Shirley Ng, a volunteer for the Chinatown Block Watch neighborhood patrol group, distributes newspaper in Chinatown during the outbreak of the coronavirus disease (COVID-19) in New York City, New York, U.S., May 17, 2020. Picture taken May 17,2020. REUTERS/Jeenah Moon

Wally Ng and Sara Chin, members of the Guardian Angels, a volunteer neighborhood patrol group, patrol in Chinatown during the outbreak of the coronavirus disease (COVID-19) in New York City, New York, U.S., May 16, 2020. Picture taken May 16,2020. REUTERS/Jeenah Moon

Karlin Chan, a volunteer for the Chinatown Block Watch neighborhood patrol group, patrols in Chinatown during the outbreak of the coronavirus disease (COVID-19) in New York City, New York, U.S., May 17, 2020. Picture taken May 17,2020. REUTERS/Jeenah Moon

Sara Chin, a member of the Guardian Angels, a volunteer neighborhood patrol group, poses in Chinatown during the outbreak of the coronavirus disease (COVID-19) in New York City, New York, U.S., May 16, 2020. Picture taken May 16,2020. REUTERS/Jeenah Moon

Shirley Ng (l) , a volunteer with the Chinatown Block Watch neighborhood patrol group, distributes Chinese newspaper along a street in Chinatown during the outbreak of the coronavirus disease (COVID-19) in New York City, New York, U.S., May 17, 2020. Picture taken May 17, 2020. REUTERS/Jeenah Moon

Shirley Ng, a volunteer for the Chinatown Block Watch neighborhood patrol group, distributes newspaper in Chinatown during the outbreak of the coronavirus disease (COVID-19) in New York City, New York, U.S., May 17, 2020. Picture taken May 17,2020. REUTERS/Jeenah Moon

Karlin Chan, a volunteer for the Chinatown Block Watch neighborhood patrol group, walks with other volunteers in Chinatown during the outbreak of the coronavirus disease (COVID-19) in New York City, New York, U.S., May 17, 2020. Picture taken May 17,2020. REUTERS/Jeenah Moon

Sara Chin, a member of the Guardian Angels, a volunteer neighborhood patrol group, puts up a signage with other members in Chinatown during the outbreak of the coronavirus disease (COVID-19) in New York City, New York, U.S., May 16, 2020. Picture taken May 16,2020. REUTERS/Jeenah Moon

Shirley Ng, a volunteer for the Chinatown Block Watch neighborhood patrol group, distributes newspaper in Chinatown during the outbreak of the coronavirus disease (COVID-19) in New York City, New York, U.S., May 17, 2020. Picture taken May 17,2020. REUTERS/Jeenah Moon

Shirley Ng, a volunteer for the Chinatown Block Watch neighborhood patrol group, distributes newspaper in Chinatown during the outbreak of the coronavirus disease (COVID-19) in New York City, New York, U.S., May 17, 2020. Picture taken May 17,2020. REUTERS/Jeenah Moon

Sara Chin, a member of the Guardian Angels, a volunteer neighborhood patrol group, is seen with other members in Chinatown during the outbreak of the coronavirus disease (COVID-19) in New York City, New York, U.S., May 16, 2020. Picture taken May 16,2020. REUTERS/Jeenah Moon u000d

Sara Chin, a member of the Guardian Angels, a volunteer neighborhood patrol group, is seen with other members in Chinatown during the outbreak of the coronavirus disease (COVID-19) in New York City, New York, U.S., May 16, 2020. Picture taken May 16,2020. REUTERS/Jeenah Moon

Volunteer Toni Nielson cuts face shields to be donated to Southern California's medical community inside the bar of the closed American Legion Post 397 during the outbreak of the coronavirus disease (COVID-19), in Monterey Park, California, U.S., May 28, 2020. REUTERS/Mario Anzuoni

Volunteers assemble face shields to be donated to Southern California's medical community inside the bar of the closed American Legion Post 397 during the outbreak of the coronavirus disease (COVID-19), in Monterey Park, California, U.S., May 28, 2020. REUTERS/Mario Anzuoni

Volunteer Rachel Thibodeaux assembles face shields to be donated to Southern California's medical community inside the bar of the closed American Legion Post 397 during the outbreak of the coronavirus disease (COVID-19), in Monterey Park, California, U.S., May 28, 2020. REUTERS/Mario Anzuoni

Volunteers assemble face shields to be donated to Southern California's medical community inside the bar of the closed American Legion Post 397 during the outbreak of the coronavirus disease (COVID-19), in Monterey Park, California, U.S., May 28, 2020. REUTERS/Mario Anzuoni

A volunteer responds an incoming call at the Tokyo Befrienders call center, a Tokyo's suicide hotline center, during the spread of the coronavirus disease (COVID-19), in Tokyo, Japan May 26, 2020. Picture taken May 26, 2020. REUTERS/Issei Kato

A volunteer handles an incoming call at the Tokyo Befrienders call center, a Tokyo's suicide hotline center, during the spread of the coronavirus disease (COVID-19), in Tokyo, Japan May 26, 2020. Picture taken May 26, 2020. REUTERS/Issei Kato

Machiko Nakayama, director of the Tokyo Befrienders call center, a Tokyo's suicide hotline center, and a volunteer handle an incoming call at the center during the spread of the coronavirus disease (COVID-19), in Tokyo, Japan May 26, 2020. Picture taken May 26, 2020. REUTERS/Issei Kato

A volunteer responds an incoming call at the Tokyo Befrienders call center, a Tokyo's suicide hotline center, during the spread of the coronavirus disease (COVID-19), in Tokyo, Japan May 26, 2020. Picture taken May 26, 2020. REUTERS/Issei Kato

Doctors, nurses, and volunteers participate as patients (not pictured) exercise at a training center, which has been converted into a quarantine house, in Tangerang, on the outskirts of Jakarta, Indonesia, amid the coronavirus disease (COVID-19) outbreak, May 28, 2020. REUTERS/WIlly Kurniawan REFILE - CORRECTING ID OF PEOPLE PICTURED

Volunteers carry food to neighborhood food bank for residents in need in the Bushwick section of Brooklyn, during the outbreak of the coronavirus disease (COVID-19) in New York City, New York, U.S., May 27, 2020. REUTERS/Mike Segar

Volunteers prepare food for distribution to people in need, amid concerns over the spread of the coronavirus disease (COVID-19), in the port city of Sidon, southern Lebanon May 27, 2020. REUTERS/Ali Hashisho

A volunteer packs hand sanitizer and masks at Christ the King United Church of Christ, where five members of its 180-member congregation had gotten sick from the coronavirus disease (COVID-19) and two have died, in Florissant, Missouri, U.S. May 22, 2020. Picture taken May 22, 2020. REUTERS/Lawrence Bryant

Volunteers hand out hand sanitizer and masks at Christ the King United Church of Christ, where five members of its 180-member congregation had gotten sick from the coronavirus disease (COVID-19) and two have died, in Florissant, Missouri, U.S. May 22, 2020. Picture taken May 22, 2020. REUTERS/Lawrence Bryant

Volunteers hand out hand sanitizer and masks at Christ the King United Church of Christ, where five members of its 180-member congregation had gotten sick from the coronavirus disease (COVID-19) and two have died, in Florissant, Missouri, U.S. May 22, 2020. Picture taken May 22, 2020. REUTERS/Lawrence Bryant

A volunteer packs hand sanitizer and mask at Christ the King United Church of Christ, where five members of its 180-member congregation had gotten sick from the coronavirus disease (COVID-19) and two have died, in Florissant, Missouri, U.S. May 22, 2020. Picture taken May 22, 2020. REUTERS/Lawrence Bryant

Volunteers hand out hand sanitizer and masks at Christ the King United Church of Christ, where five members of its 180-member congregation had gotten sick from the coronavirus disease (COVID-19) and two have died, in Florissant, Missouri, U.S. May 22, 2020. Picture taken May 22, 2020. REUTERS/Lawrence Bryant

A volunteer fireman for the Manhasset-Lakeville Fire Department stands wearing a mask as the coronavirus disease (COVID-19) outbreak continues, during a Memorial Day event in Manhasset ,New York, U.S., May 25, 2020. REUTERS/Shannon Stapleton TPX IMAGES OF THE DAY

Volunteer fireman for the Manhasset-Lakeville Fire Department stand at social distance wearing masks as the coronavirus disease (COVID-19) outbreak continues during a Memorial Day event in Manhasset ,New York, U.S., May 25, 2020. REUTERS/Shannon Stapleton

Volunteer fireman for the Manhasset-Lakeville Fire Department stand at social distance wearing masks as the coronavirus disease (COVID-19) outbreak continues during a Memorial Day event in Manhasset ,New York, U.S., May 25, 2020. REUTERS/Shannon Stapleton

Alan Gragossian, a volunteer fireman for the Manhasset-Lakeville Fire Department, who said he survived the coronavirus disease (COVID-19) after spending close to two weeks in the hospital, salutes during a Memorial Day event in Manhasset, New York, U.S., May 25, 2020. REUTERS/Shannon Stapleton TPX IMAGES OF THE DAY

A volunteer checks the temperature of Muslims before they enter a mosque to celebrate Eid al-Fitr, the Muslim festival marking the end of the holy fasting month of Ramadan, amid the spread of the coronavirus disease (COVID-19) outbreak in Pattani province, Thailand, May 24, 2020. REUTERS/Surapan Boonthanom