Cop in Rio de Janeiro. File photoBUENOS AIRES, May 30. Over 80 people have died as a result of heavy rains in Brazil, dozens are still missing, the G1 news portal reported. Pernambuco (a state in eastern Brazil — ed.), increased to 84″, — media reports. More than 50 people are missing. Local authorities promise help to the victims.More than 30 killed in stampede in southern Nigeria