Thousands of demonstrators march across the Golden Gate Bridge blocking traffic during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in San Francisco, California, U.S. June 6, 2020. REUTERS/Kate Munsch

Thousands of demonstrators march across the Golden Gate Bridge blocking traffic during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in San Francisco, California, U.S. June 6, 2020. REUTERS/Kate Munsch

Thousands of demonstrators march across the Golden Gate Bridge blocking traffic during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in San Francisco, California, U.S. June 6, 2020. REUTERS/Kate Munsch

Thousands of demonstrators march across the Golden Gate Bridge blocking traffic during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in San Francisco, California, U.S. June 6, 2020. REUTERS/Kate Munsch

Police block traffic at the toll plaza of the Golden Gate Bridge as thousands of demonstrators march across the the bridge during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in San Francisco, California, U.S. June 6, 2020. REUTERS/Kate Munsch

Thousands of demonstrators march across the Golden Gate Bridge during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in San Francisco, California, U.S. June 6, 2020. REUTERS/Kate Munsch TPX IMAGES OF THE DAY

Thousands of demonstrators march across the Golden Gate Bridge blocking traffic during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in San Francisco, California, U.S. June 6, 2020. REUTERS/Kate Munsch

Thousands of demonstrators march across the Golden Gate Bridge during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in San Francisco, California, U.S. June 6, 2020. REUTERS/Kate Munsch

Thousands of demonstrators march across the Golden Gate Bridge during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in San Francisco, California, U.S. June 6, 2020. REUTERS/Kate Munsch

Thousands of demonstrators march across the Golden Gate Bridge blocking traffic during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in San Francisco, California, U.S. June 6, 2020. REUTERS/Kate Munsch

Demonstrators march as they try to block a freeway during a protest against the death in Minneapolis police custody of George Floyd, in the Manhattan borough of New York City, New York, U.S., June 6, 2020. REUTERS/Eduardo Munoz

Demonstrators march on 16th St. near the White House, during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S. June 6, 2020. REUTERS/Erin Scott

Demonstrators march on 16th St. near the White House, during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S. June 6, 2020. REUTERS/Erin Scott

Demonstrators walk during a protest march against the death in Minneapolis police custody of George Floyd, in the New York suburb of Manhasset, New York, U.S., June 6, 2020. REUTERS/Shannon Stapleton

Demonstrators walk during a protest march against the death in Minneapolis police custody of George Floyd, in the New York suburb of Manhasset, New York, U.S., June 6, 2020. REUTERS/Shannon Stapleton

A man walks with a sign and U.S. flag to a protest march against the death in Minneapolis police custody of George Floyd, in the New York suburb of Manhasset, New York, U.S., June 6, 2020. REUTERS/Shannon Stapleton TPX IMAGES OF THE DAY

A woman holds her hand up during a protest march against the death in Minneapolis police custody of George Floyd, in the New York suburb of Manhasset, New York, U.S., June 6, 2020. REUTERS/Shannon Stapleton

A man walks with a sign and U.S. flag to a protest march against the death in Minneapolis police custody of George Floyd, in the New York suburb of Manhasset, New York, U.S., June 6, 2020. REUTERS/Shannon Stapleton

Demonstrators march with placards along Pennsylvania Ave, during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S. June 6, 2020. REUTERS/Erin Scott

Demonstrators march with placards along Pennsylvania Ave, during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S. June 6, 2020. REUTERS/Erin Scott

Demonstrators march with placards along Pennsylvania Ave, during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S. June 6, 2020. REUTERS/Erin Scott

Demonstrators hold signs as they march during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S., June 6, 2020. REUTERS/Leah Millis

Demonstrators hold signs as they march during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S., June 6, 2020. REUTERS/Leah Millis

Demonstrators hold signs as they march during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S. June 6, 2020. REUTERS/Lucas Jackson

Demonstrators hold signs as they march during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S., June 6, 2020. REUTERS/Leah Millis

Demonstrators hold signs as they march during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S. June 6, 2020. REUTERS/Lucas Jackson

Demonstrators march from the U.S. Capitol Building during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S., June 6, 2020. REUTERS/Erin Scott

Demonstrators hold signs as they march during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S. June 6, 2020. REUTERS/Lucas Jackson

Demonstrators march from the U.S. Capitol Building during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S., June 6, 2020. REUTERS/Lucas Jackson

Demonstrators march from the U.S. Capitol Building during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S., June 6, 2020. REUTERS/Lucas Jackson

Demonstrators march from the U.S. Capitol Building during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S., June 6, 2020. REUTERS/Erin Scott

Demonstrators march along the "Black Lives Matter Plaza" near the White House during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S. June 6, 2020. REUTERS/Jim Bourg

Demonstrators march along the "Black Lives Matter Plaza" near the White House during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S. June 6, 2020. REUTERS/Jim Bourg

Residents watch from their balconies as demonstrators march from the Lincoln Memorial during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S., June 6, 2020. REUTERS/Erin Scott

A passenger looks through a bus window as demonstrators march during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Brooklyn, New York, U.S. June 6, 2020. REUTERS/Jeenah Moon

Demonstrators march down Flatbush Avenue toward the Manhattan Bridge chanting slogans, during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Brooklyn, New York, U.S., June 6, 2020 REUTERS/Jonathan Oatis

Demonstrators march from the Lincoln Memorial during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S., June 6, 2020. REUTERS/Erin Scott

Demonstrators march down Flatbush Avenue toward the Manhattan Bridge chanting slogans, during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Brooklyn, New York, U.S., June 6, 2020 REUTERS/Jonathan Oatis

Demonstrators shout out slogans as they march from the Lincoln Memorial during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S., June 6, 2020. REUTERS/Erin Scott

People take pictures as demonstrators march during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Brooklyn, New York, U.S. June 6, 2020. REUTERS/Jeenah Moon

Demonstrators march during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Brooklyn, New York, U.S. June 6, 2020. REUTERS/Jeenah Moon

Los Angeles Police Department (LAPD) Chief Michel Moore attends a "Unity March" against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd in San Pedro, Los Angeles, U.S., June 6, 2020. REUTERS/Patrick T. Fallon

Los Angeles Police Department (LAPD) Chief Michel Moore, Los Angeles council member Joe Buscaino and President of the San Pedro/Wilmington Chapter of the NAACP Dr. Cheyenne Bryant attend a "Unity March" against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd in San Pedro, Los Angeles, U.S., June 6, 2020. REUTERS/Patrick T. Fallon

President of the San Pedro/Wilmington Chapter of the NAACP Dr. Cheyenne Bryant speaks as she attends a "Unity March" against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd in San Pedro, Los Angeles, U.S., June 6, 2020. REUTERS/Patrick T. Fallon

Demonstrators march from the Lincoln Memorial during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S., June 6, 2020. REUTERS/Carlos Barria

Demonstrators march from the Lincoln Memorial during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S., June 6, 2020. REUTERS/Carlos Barria

Demonstrators march from the Lincoln Memorial during a protest against racial inequality in the aftermath of the death in Minneapolis police custody of George Floyd, in Washington, U.S., June 6, 2020. REUTERS/Carlos Barria

Law enforcement officers gather out of uniform in support of two police officers who, according to local media, were arraigned on felony assault charges for shoving an elderly protestor to the ground at a march against racism, at Erie County Courthouse in Buffalo, New York, U.S. June 6, 2020. REUTERS/Lindsay Dedario

Law enforcement officers gather out of uniform in support of two police officers who, according to local media, were arraigned on felony assault charges for shoving an elderly protestor to the ground at a march against racism, at Erie County Courthouse in Buffalo, New York, U.S. June 6, 2020. REUTERS/Lindsay Dedario

Law enforcement officers gather out of uniform in support of two police officers who, according to local media, were arraigned on felony assault charges for shoving an elderly protestor to the ground at a march against racism, at Erie County Courthouse in Buffalo, New York, U.S. June 6, 2020. REUTERS/Lindsay Dedario

A protester speaks to law enforcement officers as they gather out of uniform in support of two police officers who, according to local media, were arraigned on felony assault charges for shoving an elderly protestor to the ground at a march against racism, at Erie County Courthouse in Buffalo, New York, U.S. June 6, 2020. REUTERS/Lindsay Dedario

Law enforcement officers gather out of uniform in support of two police officers who, according to local media, were arraigned on felony assault charges for shoving an elderly protestor to the ground at a march against racism, at Erie County Courthouse in Buffalo, New York, U.S. June 6, 2020. REUTERS/Lindsay Dedario TPX IMAGES OF THE DAY

Law enforcement officers gather out of uniform in support of two police officers who, according to local media, were arraigned on felony assault charges for shoving an elderly protestor to the ground at a march against racism, at Erie County Courthouse in Buffalo, New York, U.S. June 6, 2020. REUTERS/Lindsay Dedario

A demonstrator wearing a protective face mask holds up a placard as they march to the home office in London during a Black Lives Matter protest, following the death of George Floyd who died in police custody in Minneapolis, London, Britain, June 6, 2020. REUTERS/Henry Nicholls

Police officers look on at demonstrators as they march to the home office in London during a Black Lives Matter protest, following the death of George Floyd who died in police custody in Minneapolis, London, Britain, June 6, 2020. REUTERS/Henry Nicholls

Police officers look on at demonstrators as they march to the home office in London during a Black Lives Matter protest, following the death of George Floyd who died in police custody in Minneapolis, London, Britain, June 6, 2020. REUTERS/Henry Nicholls

A demonstrator during a Black Lives Matter protest as they march to the home office in London, following the death of George Floyd who died in police custody in Minneapolis, London, Britain, June 6, 2020. REUTERS/Henry Nicholls

A demonstrator with a placard during a Black Lives Matter protest as they march to the home office in London, following the death of George Floyd who died in police custody in Minneapolis, London, Britain, June 6, 2020. REUTERS/Henry Nicholls