. >>> the president visited the small village where his great- greathef great-grandfather where he worked as a shoemaker. >> my name is. [ barack obama! [ cheers ] >> i come home to find the as to trophy we lost somewhere -- aposs trophy that we lost somewhere along the way. >> word came in late this morning from the white house that the eruption of this volcano in iceland will force the president to cut short his visit to ireland. officials are worried about travel safety because of a cloud of ash headed toward europe. mr. obama has been expected to stay in ireland tonight and head to london tomorrow. instead, he will go to london where he's expected to stay two days. this has led to a 120-mile no fly zone, the eruption of another volcano a year ago disrupted a return -- disrupted european air travel for a few days. >>> one more is in, another one is out. former minnesota governor tim pawlenty is officially in. he announced his run in an internet video taking several digs at president obama. >> he has to do more than give fancy speechesp we've had three years of that. it's not working. >