the way, sir, we are closing the george washington bridge tonight. no, no. you are having lunch and you don t bring it up. does anybody believe that? reporter: this gives you a sense of how the rivalries are escalating as we get closer to the first nominating contests. trump is preparing for the next phase of the battle telling crowds he is preparing to spend a lot of money beginning in january. as for today, he is on the campaign trail in iowa. back to you, christine and alison. sara murray, thank you. jeb bush is back campaigning in new hampshire today. the former florida governor stumping on his home turf monday. he seemed energized. bush taking questions at one event and issuing a challenge to the republican frontrunner. donald, i ll take you on one-on-one in a debate. anytime. any place. i ll do it. mother nature getting the best of the marco rubio