ayman al zawahri, al qaeda s leader and a former deputy to osama bin laden on 9/11, was killed by a cia drone strike in kabul. the administration has not confirmed al zawahri was the target ahead of the president s re, ma. the senior administration official said there were no civilian casualties in the mission. al zawahri has been on the run for year, and his history of violence extends well beyond his role in planning 9/11. the egyptian doctor was at one point arrested in connection with the assassination of egyptian president anwar sadat and was indicted in 1999 for the 1997 bombings of the u.s. embassies in tanzania. joining me now is chief white house correspondent kristen welker. what do we know about what the president is going to announce, and any details about that operation? reporter: the details are still coming in. what we do know is that the president is going to announce that ayman al zawahri was killed over the weekend in a counterterrorism operation. the pres
zawahiri in afghanistan. happened over the weekend. the news is breaking, confirm now. i can tell you what you may know, the president will be addressing the nation if about 90 minutes. the white house saying president biden will speak out on this. it is a fast moving late-breaking story, and for that reason we go directly to some of our experts on this. kristen welker and retired four-star army general barry mccaffery. wristen, what are we learning from the white house about something that apparently already occurred but is breaking news tonight? it certainly is. first we learned that president biden was going to speak at 7:30 eastern time to announce an operation against a senior al qaeda leader, and based on conversations with two sources familiar with the matter, my colleague and i have been able to confirm that that leader was ayman al zawahiri, the leader of al qaeda, took over after osama bin laden was killed. this is significant. this is a raid that was conducted ov