Biden will not attend UN climate summit for second consecutive year
Watch live: Biden touts administration's support for unions in Philadelphia
Watch live: Tim Walz gives closing arguments to Michigan voters
With razor thin margins in the election, will Americans still refuse to vote?
Senate Democrat on Biden, Cuban comments about Trump supporters: 'I don't like it'
Watch live: Walz campaigns in swing state Michigan days before election
Cook Political Report shifts six House races to Dems, two to GOP
Trump spurs backlash with Cheney guns ‘trained on her face’ remarks
