By u.s. forces inside pakistan. and now a source with detailed knowledge of al qaeda says the group has a new interim leader, egyptian former special forces saif-al-adel, one of the fbi s most wanted terrorists. according to reformed ex-militants, the interim appointment may be a way to measure reaction to a leader from beyond the arabian peninsula, a region holy to all muslims. you re watching world one live from london. surging south. we re tracking the wall of water sweeping through communities in the mississippi valley. and what pushes the rich and powerful to cheat on their partners? the high profile husbands who stray. hey, i m troy polamalu,
couple uncoupled. we look behind the breakup of maria shriver and arnold schwarzenegger. the road to nowhere. the mississippi s rising water levels turned river side communities into ghost towns as thousands are forced to get out. and meet a real hamburger fan with an appetite for big macs that is undiminished after 39 years. to heal the past, queen elizabeth s visit to ireland moves into what could be the most significant day with a visit to the site of a british massacre. hours from now all of ireland will be watching as the queen visits a stadium where in 1920 british troops opened fire on a crowd watching a football match. 14 people were killed. it was a key moment for the irish independence struggle and came to be known as bloody sunday. for many, the sight of a british monarch walking on to the pitch will be a deeply symbolic moment. mr. cameron is due to talk business and politics with irish prime minister. on such a big day, the queen might light some dutch courage.