By Anders Anglesey Major storms in Brazil triggered a hydroelectric dam to collapse leading to widespread flooding that has resulted in dozens being killed, and others being stranded on rooftops. Harrowing images showed residents trapped on the roofs of their houses as muddy water swept through the state of Rio Grande do Sul, about 923 miles southwest of Rio de Janeiro. Other photos revealed people needed to wade through chest-high water in order to get to safety. Officials said at least 30 people had been killed and another 60 were missing. An estimated 15,000 residents have been fleeing thei…
