By Lisandra Paraguassu RIO DE JANEIRO -Leaders of the growing BRICS group of developing nations were set to gather in Rio de Janeiro on Sunday, calling for reform of traditional Western institutions while presenting the bloc as a defender of multilateralism in an increasingly fractured world.

Prime Minister Narendra Modi received a warm welcome from President of Brazil Luiz Inacio Lula da Silva as he arrived at the Museum of Modern Art in Rio de Janeiro to attend the 17th BRICS Leaders Summit.

Leaders of the growing BRICS group of developing nations meeting in Rio de Janeiro on Sunday are expected to decry US President Donald Trump's "indiscriminate" trade tariffs, saying they are