Photo taken on Jan. 25, 2019 shows a helicopter flying over the site of the collapse of a dam, in Brumadinho, near Belo Horizonte, Minas Gerais state, Brazil. At least seven people were killed, nine injured and at least 150 others are missing after a tailings dam collapsed Friday afternoon in southeastern state of Minas Gerais, the state government said Friday evening. (Xinhua/Ernesto Rodrigues/AGENCIA ESTADO)