The death toll from devastating mudslides and floods that swept through the city of Petropolis in Brazil has risen to at least 94, local authorities said on Wednesday. The Petropolis Mayor's office declared a state of public calamity and dispatched medical teams to assist victims. The city, which is located in the mountains north of Rio de Janeiro, was hit by heavy rainfall. The mayor of Petropolis warned that the number of dead could rise as searchers continue to comb through the wreckage.