The Biden Investigation Is a Whistleblower's Probe

Cynthia Kilmeachos, Mark Tissen and Jeff Benedict will be with us to talk about the latest in Republican politics. CNN's Twitter debacle is not a debacle at all, says Fox News' Brian Kilmeacho. Donald Trump crashed the Internet by saying he had video on his server that wasn't enough for people who want to see it. John Avlon: I'm going to use the debate for all this with the Republican primary candidates as an example of how well-coached they are.