. . . “Who the hell is Marco Rubio?” former President George W. Bush said jokingly when asked about the race at a recent speaking event this week in Naples, Fla. Bush had joined his brother, former Florida Gov. Jeb Bush, at the rare public appearance this week, moderated by Fox News’ Jim Angle. The two were asked a variety of questions, including about that proverbial elephant in the room, the Florida Senate race.