‘Unprecedented’ tornado tears through southern Brazil, killing at least six - CNN

‘Unprecedented’ tornado tears through southern Brazil, killing at least six  CNNWatch: Drone footage shows town destroyed by deadly Brazil tornado  BBCPowerful tornado flattens Brazilian town, killing at least 6 and injuring hundreds  CBS NewsTornado in southern Brazil kills six, injures hundreds  ReutersTornado Kills Six, Wrecks Town In Brazil  Barron's