 Democratic voters in key battleground states worry the president's health and the White House response could jeopardize defeating Donald Trump. I think he's done a good job, but it's time that he stepped down for sure. They're both old. They both sound old. One sounds unhinged, one just sounds kind of old. The president's appearance here today comes less than two weeks before Donald Trump is in Wisconsin, expected to be nominated at the Republican National Convention in Milwaukee. As for President Biden, he moves Sunday to an appearance in Pennsylvania.