 Chris Fustner says the Democrats chose an underqualified vice presidential candidate in 2020. Their number two cannot take over. We are doing the same mistake by putting an inexperienced person in on number two. But others who had been mentioned as possible Trump running mates, including North Dakota Governor Doug Burgum and Florida Senator Marco Rubio, have offered full-throated support for Vance. Jim Ryan, ABC News, at the GOP convention in Milwaukee.