Six months ahead of the November election, former President Donald Trump is leading Democrat incumbent Joe Biden by a whopping 15 points in Michigan, a key swing state. According to a Kaplan Strategies survey, the former president polled 51 percent to 36 percent in the battleground state. The margin of error for the survey was plus/minus 3.5 percentage points. The pollster reports Trump's success is rooted in maintaining the stability of his favorability ratio, writing: Key to Trump’s dominance in our poll has been his campaign’s ability to stabilize his favorable to unfavorable ratio to a degree better than Joe...