So, will a split decision tomorrow in Montana and South Dakota – or two Hillary Clinton wins – just further muddy end endgame for the Democrats, coming on the heels of Clinton’s victory in Puerto Rico. One poll forecasts the possibility of such a split. In polls conducted May 31-June 1, American Research Group says Barack Obama leads Clinton in Montana 48 percent to 44 percent with 8 percent undecided. But that’s right on the survey’s 4 point margin of error. In South Dakota, Clinton leads 60 percent to 34 percent.

Obama leads Clinton 56 percent to 35 percent among men voters in Montana (45 percent of the sample) while Clinton leads among women 52 percent to 41 percent. Flip that male coin in South Dakota where Clinton leads among men 56 percent to 39 percent (46 percent of likely voters) and 63 percent to 29 percent among women.