CNN’s Tapper asks Bernie Sanders why Harris is on the campaign trail with Liz Cheney and not him

CNN host Jake Tapper pressed Sen. Bernie Sanders on Sunday about why Kamala Harris was campaigning with Liz Cheney, a Republican, and not him. CNN host Jake Tapper pressed Sen. Bernie Sanders on Sunday about why Kamala Harris was campaigning with Liz Cheney, a Republican, and not him.