Devastating floods across the state of Rio Grande do Sul have about 90 dead and survivors seeking food and shelterBrazil flooding death toll rises to 90 Heavy rains that began last week have caused rivers to flood, inundating whole towns and destroying roads and bridges across the southern Brazilian state of Rio Grande do Sul. The local civil defence agency said the death toll has risen to 90, while 131 people are still unaccounted for and 155,000 are homeless. A state of emergency has been decl