WASHINGTON (CNN) -- Some of the foreigners killed in last Friday's U.S. airstrike in the remote Pakistani village of Damadola were of Egyptian origin, according to a knowledgeable source.U.S. officials have said "very solid" intelligence indicated that senior al Qaeda members were expected to attend a dinner celebrating the end of the Muslim holiday of Eid and that Osama Bin Laden's top deputy, Ayman al-Zawahiri, could very well be among them. Although these officials believe a number of "significant" al Qaeda figures were killed in the attack, there is no evidence so far that al-Zawahiri was among them. Pakistani officials...