visiting the u.s. this morning, speaking at columbia university this hour in new york. later on he'll meet with the united nations secretary general ban ki moon. we're keeping tabs on the status of former first lady barbara bush. she's been in a houston hospital since saturday undergoing routine tests. a spokesperson said she was not feeling well for a week but described the hospitalization as not serious at all. well, it's battening down and getting serious in south florida. a tornado watch under way. cleaning up in north carolina where up to eight funnel clouds were reported yesterday with a band of severe thunderstorms that ripped up homes, trees and in one case gave a driver a "wizard of oz" ride. >> it picked my car up which is this heavy cadillac and lifted it into the air. it turned around almost twice before it drops back on the ground. i was about three foot in the