Someone is paying people to attend a campaign event this afternoon for Florida Gov. Jeb Bush's lagging campaign. Or so claims a mysterious flyer that was allegedly circulated in Des Moines today. The flyer, which was tweeted out by staffers for a rival campaign and super PAC on Monday, offers cash for individuals who show up to -- and sit through -- a Bush rally at an Embassy Suites in Des Moines, which began at noon Monday. Bush's campaign quickly denied on Twitter any connection to the flyer or the offer for cash, but did not respond to a VICE...