Brianna Keilar called out the newly minted commentator for casting doubt on the credibility of impeachment probe witness Alexander Vindman.
Walsh, a 2020 GOP presidential hopeful, slammed Trump's alleged request for election help from Ukraine.
The former U.S. senator said students should stop "looking to someone else to solve their problem."
Brianna Keilar does not have time for your false claims.
Brianna Keilar has heard plenty of knock-knock jokes in the last few days.
The week began with a speech Donald Trump read off a TelePrompTer. And in a stunning development -- are you sitting down? -- he then did not stomp all over his message by saying monumentally stupid things for the rest of the week. No, really!
AKA all the polls that exist.