is all over. >> now, the white house never comments about strikes like this, but to note this is the ninth strike in yemen this year alone. >> thanks so much in washington. as you heard there, there's no word from the white house on these strikes, but lawmakers see them as a strong sign. tom, the white house isn't taking responsibility. yemen is saying, however, it's a joint mission with the u.s. so who will get credit or blame for this? >> hi. obviously the u.s. has the equipment and yemen has provided for many years. people forget the first attack between u.s. and yemen was in october of 2000. and the u.s. has been launching drones in yemen for more than a decade. 2002, an al qaeda leader and another couple of leaders that were riding in a car got into a