TOPSHOT - Relatives and friends attend the wake of Marcos Vinicius da Silva, 14, shot dead during a police operation at Mare favela, at the City Hall palace in Rio de Janeiro, Brazil, on June 21, 2018. Seven people, including Marcos Vinicius, have been killed in continuing violence between army-backed police units and Rio de Janeiro's criminal gangs, reports said Thursday. / AFP PHOTO / Mauro Pimentel