A graffiti art is pictured as a policeman takes up position after a resident was shot dead during a violent...
A graffiti art displaying soccer players Kaka (L), Carlos Tevez (C) and Ronaldinho is pictured as a policeman takes up position after a resident was shot dead during a violent clash during an operation against drug dealers in Pavao Pavaozinho slum in Rio de Janeiro, Brazil, June 28, 2017. REUTERS/Ricardo Moraes