At least six people have died in the US state of Indiana as severe storms and catastrophic flooding wreak havoc across the Midwest. Rescue operations remain underway to reach residents still trapped in their homes, following a week of torrential downpours that have inundated large swathes of the state.Governor Mike Brown made an urgent appeal to the White House on Friday, requesting a presidential emergency declaration—a move that would unlock additional federal resources for the stricken region...