TOPSHOT - A demonstrator runs away from riot police during a protest against the death of Joao Alberto Silveira Freitas in Porto Alegre, Brazil on November 23, 2020. - The death of a black man beaten by white security agents in a supermarket belonging to the Carrefour group in Porto Alegre on Thursday night unleashed a wave of indignation in Brazil. (Photo by SILVIO AVILA / AFP)