canceled flights in scotland and northern england. mr. obama will be visiting buckingham palace where he ll spend two nights. the president left ireland for the uk ahead of schedule last night due to that cloud of volcanic ash. in the u.s., the tornado that blew through missouri has claimed 116 lives and left a trail of destruction. the u.s. national weather service says it was the most deadly tornado in more than 60 years. those are the headlines, i m zain vergee at cnn in london. world business today starts now. good morning from cnn london, i m charles hodson. and good afternoon from cnn hong kong. i m andrew stevens. you re watching world business today. the top stories on tuesday, may 24th, under the weather, travel trouble looms as volcanic ash blows towards europe. meanwhile, investors on the continent have caught debt contagent fever. the scramble in the cockpit to save the airliner. they don t have ability to go anywhere. they don t have ability to
wall street closed sharply on monday after markets in europe dropped 2% for a range of reasons. europe has been moving to new lows and meanwhile, greek debt yields obviously a key measure of confidence in the greek economy and its ability to conquer crisis. those hit highs. standard & poors issued a warning on italy s credit rating. spanish voters gave their government a drubbing in rejecting mat drid government s handling of the country s economic problems and then just what european business needed least, the threat, just the threat, of that icelandic volcano throwing continental air travel into chaos. anyway, we re about an hour into stock trading here in europe this tuesday. we re seeing a bit of a buyback across the major markets after the plummet we saw in monday s trading. worth pointing out italy s benchmark index, the ftse mib fell 3.3% on monday.