 Hello, hello, hello, hello, hello. The president trying to restore confidence, hitting the trail hard this weekend. Eager to show voters he has what it takes to beat Donald Trump. We're on the cusp of getting so much done. I really mean it. Barnstorming battleground Pennsylvania, the president shaking hands and snapping selfies. Rallying his supporters and leaning on allies to beat back concerns from fellow Democrats. I'm about...