The retirement of Dennis Hastert, the former Speaker of the House, has led to the loss of his seat from the Republican ranks. In a low-turnout special election, political newcomer Bill Foster beat Jim Oberweis to win the seat for the Democrats. The loss leaves the GOP looking even more impotent in Illinois than ever before (via Memeorandum): In a stunning upset Saturday that could be a sign of trouble for Republicans this fall, a little-known Democratic physicist won the special election for a far west suburban congressional seat long held by former GOP House Speaker Dennis Hastert.Rookie candidate Bill...