. >> chris christie is kbee lobel iowa. was campaigning for lots of candidates in the midterms, it worked well for him. it's great for mitt romney that chris christie is out here. it might help him get over the edge in the next few days. >> turning to one of romney's other surrogates, his son brought up president obama's birth certificate today. how is this going to impact romney, mike? i mean, this isn't all that good, is it? >> i think you're going to have more and more of that. romney right now, romney is the guy. i mean, chris christie's message there is that the establishment republicans want romney to be their guy. but romney needs discipline. he certainly doesn't need his child, his family, anybody out there speaking for him. he's bad enough on his own, ed. any time he picks up a microphone, mitt romney is just an inch away from a disaster. now, you give that same microphone to his son and to his family and people who are undisciplined, people who have no vision about what the message is, it is the makings of a disas