Police officers walk past graffiti during a protest against police violence and racial inequality in Portland, Oregon, U.S., September 27, 2020. REUTERS/Leah Millis

A graffiti with the number 43 painted on the door of the National Palace is seen as relatives of the 43 missing students of the Ayotzinapa Teacher Training College march on the 6th anniversary of their disappearance in Mexico City, Mexico September 26, 2020. REUTERS/Edgard Garrido

A protester paints a graffiti as relatives of the 43 missing students of the Ayotzinapa Teacher Training College march on the 6th anniversary of their disappearance in Mexico City, Mexico September 26, 2020. Graffiti reads: "Justice". REUTERS/Edgard Garrido

A woman adjusting her face mask walks past the graffiti-covered John Lennon Wall as the spread of the coronavirus disease (COVID-19) continues in Prague, Czech Republic, September 25, 2020. REUTERS/David W Cerny

A demonstrator paints graffiti on the facade of the Consejo de la Judicatura Federal (Federal Judiciary Council), during a protest before the sixth anniversary of the disappearance of 43 students of the Ayotzinapa Teacher Training College, in Mexico City, Mexico September 24, 2020. REUTERS / Henry Romero

A sign is marked with graffiti in Chapman Square, a site of protests against police violence and racial inequality, across from the federal courthouse in Portland, Oregon, U.S., September 17, 2020. REUTERS/Shannon Stapleton

A man walks past a graffiti of football players, amid the coronavirus disease (COVID-19) outbreak, in Newcastle, Britain, September 17, 2020. REUTERS/Lee Smith

People walk past old graffiti painted by demonstrators during the height of anti-government protests in Algiers, Algeria September 16, 2020. Picture taken September 16, 2020. REUTERS/Ramzi Boudina

People travel on public transport past a graffiti art with outdated coronavirus disease (COVID-19) statistics in Alemao slums complex in Rio de Janeiro, Brazil, September 16, 2020. REUTERS/Ricardo Moraes

Member of a feminist collective paint a graffiti inside the facilities of the National Human Rights Commission building, in support of victims of gender violence, in Mexico City, Mexico September 10, 2020. Picture taken September 10, 2020.REUTERS/Raquel Cunha

A member of a feminist collective paints a graffiti inside the facilities of the National Human Rights Commission building, in support of victims of gender violence, in Mexico City, Mexico September 10, 2020. Picture taken September 10, 2020.REUTERS/Raquel Cunha

A member of a feminist collective paints a graffiti inside the facilities of the National Human Rights Commission building, in support of victims of gender violence, in Mexico City, Mexico September 10, 2020. Picture taken September 10, 2020.REUTERS/Raquel Cunha

A member of a feminist collective carries a trash can next to a graffiti that reads "We do not forgive or forget" inside the facilities of the National Human Rights Commission building, in support of victims of gender violence, in Mexico City, Mexico September 10, 2020. Picture taken September 10, 2020.REUTERS/Raquel Cunha

A member of a feminist collective paints a graffiti as a reflection is seen in her sunglasses inside the facilities of the National Human Rights Commission building, in support of victims of gender violence, in Mexico City, Mexico September 10, 2020. Picture taken September 10, 2020.REUTERS/Raquel Cunha

Police officers walk as a graffiti is seen on the statue of Winston Churchill, in London, Britain September 10, 2020. REUTERS/Simon Dawson

Police officers stand as a graffiti is seen on the statue of Winston Churchill, in London, Britain September 10, 2020. REUTERS/Simon Dawson

A graffiti is seen on the statue of Winston Churchill, in London, Britain September 10, 2020. REUTERS/Simon Dawson

A graffiti is seen on the statue of Winston Churchill, in London, Britain September 10, 2020. REUTERS/Simon Dawson

Police officers stand as a graffiti is seen on the statue of Winston Churchill, in London, Britain September 10, 2020. REUTERS/Simon Dawson

A police officer stands as a graffiti is seen on the statue of Winston Churchill, in London, Britain September 10, 2020. REUTERS/Simon Dawson

A graffiti is seen on the statue of Winston Churchill, in London, Britain September 10, 2020. REUTERS/Simon Dawson

Police officers stand as a graffiti is seen on the statue of Winston Churchill, in London, Britain September 10, 2020. REUTERS/Simon Dawson

A demonstrator makes graffiti on a wall during a protest against Chile's government in Santiago, Chile September 4, 2020. The graffiti reads "Mapuche Nation". REUTERS/Ivan Alvarado

A man wearing a protective mask walks past a graffiti reading "Stay at Home", following the coronavirus disease (COVID-19) outbreak, in Rio de Janeiro, Brazil September 2, 2020. REUTERS/Pilar Olivares

A vendor adjusts mannequins next to a graffiti reading "Stay at Home" and the Nazi slogan "Work sets you free", following the coronavirus disease (COVID-19) outbreak, in Rio de Janeiro, Brazil September 2, 2020. REUTERS/Pilar Olivares

People wearing protective masks walk past a graffiti, following the coronavirus disease (COVID-19) outbreak, in Rio de Janeiro, Brazil September 2, 2020. REUTERS/Pilar Olivares

People walk past a graffiti reading "Stay at Home", following the coronavirus disease (COVID-19) outbreak, in Rio de Janeiro, Brazil September 2, 2020. REUTERS/Pilar Olivares

A man wearing a protective face mask walks, amid the coronavirus disease (COVID-19) outbreak, past graffiti in New Orleans, Louisiana, U.S. August 30, 2020. REUTERS/Shannon Stapleton

A man wearing a protective face mask walks, amid the coronavirus disease (COVID-19) outbreak, walks past graffiti in New Orleans, Louisiana, U.S. August 30, 2020. REUTERS/Shannon Stapleton

People enter a shop near graffiti making a reference to Rusten Sheskey, the police officer who fired seven shots point-blank into Jacob Blake's back, in Kenosha, Wisconsin, U.S., August 27, 2020. REUTERS/Stephen Maturen

Graffiti is seen on a stop sign following the police shooting of Jacob Blake, a Black man, in Kenosha, Wisconsin, U.S., August 27, 2020. REUTERS/Stephen Maturen

A graffiti shows Argentine soccer player Lionel Messi on a football pitch near his childhood home, in Rosario, Argentina August 27, 2020. REUTERS/Agustin Marcarian

A woman walks past a graffiti that shows Argentine soccer players hugging Lionel Messi, near his childhood home, in Rosario, Argentina August 27, 2020. REUTERS/Agustin Marcarian

A man rides his bike outside a house with a graffiti of Argentine soccer player Lionel Messi, near his childhood home, in Rosario, Argentina August 27, 2020. REUTERS/Agustin Marcarian

A man wearing a protective face mask walks by a graffiti amid the coronavirus disease (COVID-19) outbreak in Brussels, Belgium August 25, 2020. Picture taken August 25, 2020. REUTERS/Francois Lenoir

Soccer Football - Champions League - Final - Bayern Munich v Paris St Germain - Estadio da Luz, Lisbon, Portugal - August 23, 2020 Graffiti is seen outside the stadium before the match, as play resumes behind closed doors following the outbreak of the coronavirus disease (COVID-19) REUTERS/Matthew Childs

People holding umbrellas walk past a graffiti of a heart, as restrictions in the city have started to ease, amid the outbreak of the coronavirus disease (COVID-19), in Leicester, Britain, August 19, 2020. Picture taken with long exposure. REUTERS/Paul Childs

People walk near a graffiti made in tribute to health workers during the outbreak of the coronavirus disease (COVID-19) at Hospital das Clinicas in Sao Paulo, Brazil August 18, 2020. REUTERS/Amanda Perobelli

A man walks near a graffiti made in tribute to health workers during the outbreak of the coronavirus disease (COVID-19) at Hospital das Clinicas in Sao Paulo, Brazil August 18, 2020. REUTERS/Amanda Perobelli

Doctor Luciana Haddad poses for a picture near a graffiti made in tribute to health workers during the outbreak of the coronavirus disease (COVID-19) at Hospital das Clinicas in Sao Paulo, Brazil August 18, 2020. REUTERS/Amanda Perobelli

A graffitied photo of U.S. President Donald Trump is pictured in a pocket during a news conference about the United States Postal Service (USPS) in the Manhattan borough of New York City, New York, U.S., August 18, 2020. REUTERS/Carlo Allegri REFILE - CORRECTING SERVICE NAME

A graffiti reads "Byerut" next to the damaged port area, in the aftermath of a massive explosion, in Beirut, Lebanon, August 16, 2020. REUTERS/Alkis Konstantinidis TPX IMAGES OF THE DAY

A view of graffiti at the damaged port area in the aftermath of a massive explosion in Beirut, Lebanon, August 16, 2020. REUTERS/Goran Tomasevic

A view of graffiti at the damaged port area in the aftermath of a massive explosion in Beirut, Lebanon, August 16, 2020. REUTERS/Goran Tomasevic

A graffiti in the window of a former recruitment agency office is pictured, amid the outbreak of the coronavirus disease (COVID-19) in Manchester, Britain, August 11, 2020. REUTERS/Phil Noble

People walk past a graffiti written in the window of a former recruitment agency office, amid the outbreak of the coronavirus disease (COVID-19) in Manchester, Britain, August 11, 2020. REUTERS/Phil Noble

A man walks past a graffiti depicting a hanging figure and the word "execution" near a destroyed shop in Beirut, Lebanon August 11, 2020. REUTERS/Thaier Al-Sudani TPX IMAGES OF THE DAY

A graffiti reading "White Lives Matter" is pictured on a rail bridge in London, Britain August 11, 2020. REUTERS/Toby Melville

A man walks a dog past a graffiti reading "White Lives Matter" on a rail bridge in London, Britain August 11, 2020. REUTERS/Toby Melville

A view of graffiti at the damaged port area in the aftermath of a massive explosion in Beirut, Lebanon August 11, 2020. REUTERS/Hannah McKay

A man stands next to graffiti at the damaged port area in the aftermath of a massive explosion in Beirut, Lebanon August 11, 2020. REUTERS/Hannah McKay TPX IMAGES OF THE DAY

A woman wearing a face mask walks in front of a graffiti of a Mexican wrestler on a wall, as wrestling matches are called off while the coronavirus disease (COVID-19) outbreak continues in Mexico City, Mexico, August 5, 2020. Picture taken August 5, 2020. REUTERS/Edgard Garrido

​A woman wearing a protective mask walks past an anti-racism graffiti in Shoreditch, London, Britain August 6, 2020. REUTERS/John Sibley

People walk past a COVID-19 themed graffiti in Shoreditch, as the outbreak of the coronavirus disease (COVID-19) continues, in London, Britain August 6, 2020. REUTERS/John Sibley

A woman walks with her luggage past a graffiti in Shoreditch, as the outbreak of the coronavirus disease (COVID-19) continues, in London, Britain August 6, 2020. REUTERS/John Sibley

A woman walks past a graffiti in Shoreditch, as the outbreak of the coronavirus disease (COVID-19) continues, in London, Britain August 6, 2020. REUTERS/John Sibley

A woman wearing a protective face mask walks past graffiti amid the spread of the coronavirus disease (COVID-19) in the Brooklyn borough of New York, U.S., August 4, 2020. REUTERS/Shannon Stapleton

Workers use a steam jet to remove graffiti from a wall, as the spread of the coronavirus disease (COVID-19) continues, in Zurich, Switzerland August 4, 2020. REUTERS/Arnd Wiegmann

A woman walks past a graffiti of Swiss artist Harald Naegeli on the base of the monument of Zurich's late mayor Hans Waldmann, as the spread of the coronavirus disease (COVID-19) continues, on a rainy summer day in Zurich, Switzerland August 4, 2020. REUTERS/Arnd Wiegmann

A man walks past a graffiti of Swiss artist Harald Naegeli on the base of the monument of Zurich's late mayor Hans Waldmann, as the spread of the coronavirus disease (COVID-19) continues, on a rainy summer day in Zurich, Switzerland August 4, 2020. REUTERS/Arnd Wiegmann