WASHINGTON—A Central Intelligence Agency drone strike last week killed a top al Qaeda trainer suspected of being involved in December's suicide bombing that killed seven CIA officers at a base in Afghanistan, U.S. officials say. The March 8 strike on a suspected bomb-making facility in Miran Shah, Pakistan, killed as many as 15 people, including Hussein al-Yemeni, a rising star in the al Qaeda network led by Osama bin Laden, according to people familiar with the strike. View Full Image Bloomberg News CIA Director Leon Panetta at his office in Langley, Va., in September. In an interview Wednesday, CIA Director Leon Panetta confirmed Mr. al-Yemeni's death. "We now believe that al-Yemeni, who was one of the top 20 [al Qaeda leaders], was one of those who was hit," Mr. Panetta said. "He is somebody who we believe was one of those who was involved in providing the explosives for the Khost attack." Meanwhile, the top U.S. commander in Afghanistan, Gen. Stanley McChrystal, said there were signs high-level Taliban leaders were becoming more amenable to U.[Read more...]