São Paulo Biennial – artists react to Brazil's political turmoil

Some artists return to the land and one suggests interspecies communication could be a solution as exhibition expresses tension and uncertaintyWearing black at an exhibition opening usually goes unnoticed – but here in Brazil, the black-clad artists at Latin America’s most important contemporary art exhibition knew how to make a stir. On the preview days of the São Paulo Biennial, more than a dozen artists milled through the galleries in custom black T-shirts, whose blunt slog