 who insists on being called Dr. Jill Biden, the first lady, was also campaigning in Pennsylvania this weekend. And there's at least one question about whether or not, because Trump's been running such a vigorous campaign, so he's on the go all the time, that his detail has been working seven days a week. And so when they bring in other people to try to cover him when he goes to a rally that's a distance away from home base,