A Minnesota lawmaker was killed and another wounded early Saturday in what authorities believe were targeted attacks at the homes of Democratic state officials. State Representative Melissa Hortman and her husband, Mark, were killed when a gunman impersonating a police officer arrived at their Brooklyn Park home at around 3.35 am, Governor Tim Walz revealed during a press briefing. 'We're here today because an unspeakable tragedy has unfolded,' Walz said. 'State Representative Melissa Hortman, a Democrat, was assassinated, and her husband Mark was also killed.' State Senator John Hoffman and his wife, Yvette, were also shot multiple times at their...