 Matt Donahue with an AP News Minute. A new AP Newark Center poll shows nearly two-thirds of Democrats say President Biden should get out of the presidential race. Only about three in ten Democrats are extremely or very confident the president has the mental capability to serve as president. J.D. Vance speaks at the Republican National Convention tonight for the first time as Donald Trump's running mate. Nikki Haley spoke last night about party unity behind Donald Trump. Michigan delegate Jason Watts liked what Haley said.