Sen. Marco Rubio, R-Fla., pointed to a problem with a potential Kamala Harris-Gavin Newsom ticket on Sunday as President Biden reels from calls to drop out of the race.
Rubio, who is reportedly among the top contenders being considered as former President Trump's vice presidential pick, was confronted during an appearance on CNN's "State of the Union" on whether he'd move out of Florida or resign his U.S. Senate seat if he does become the running mate.
CNN host Dana Bash pointed...