bomber, abdbe abdulmutallab, t from london to yemen, and he claimed with 20 other people to learn how to put on the underwear bomb and detonate the bomb. the bombmakers in yemen gave them the training and basically dispatched him to go ahead and attempt to bomb the aircraft as it was coming into land in detroit airport christmas 2009. so we've had al qaeda in the arabian peninsula be a very strong cell and a strong cell at attempting to attack u.s. interests that way. >> the u.s. is not the only country taking precautions. both great britain and germany said their embassies in yemen would also be closed on sunday and monday over security concerns. the fbi and federal prosecutors want to know how nsa leaker edward snowden got cleared to work for the