Artist Akse works on a mural of George Floyd who died in police custody in Minneapolis, Stevenson Square, Manchester, Britain. REUTERS/Phil Noble

Demonstrators lie on the ground during a protest over police brutality towards African-Americans in the United States in front of the U.S. embassy in Warsaw, Poland. REUTERS/Kacper Pempel

Rag-pickers search for recyclable items in a garbage dump site in Lahore ahead of the United Nations' World Environment Day marked annually on June 5. AFP / Arif ALI

US soldiers stand near a Russian military vehicle in the northeastern Syrian town of al-Malikiyah at the border with Turkey. AFP / DELIL SOULEIMAN

A member of Doctors Without Borders looks at a boy of the Warao tribe, Venezuela's second-largest indigenous group, suffering from symptoms of the novel coronavirus in Manaus, Amazonas state, Brazil. AFP / MICHAEL DANTAS