threatening americanp lives, they are going to have the right to kill them right then and there. >> reporter: the father of the al qaeda suspect anwar alike wrote to president obama asking him to reconsider an alleged order to capture or kill his son. the pentagon has never acknowledged such a order. >> that is code words for assassination or killing of that individual. the latest attempted terror attack on a u.s. plane is raising new questions about security and the role of federal air marshal. cnn's drew griffin talked to some of them about what has changed since that thwarted bombing and shockingly, they say not much. >> reporter: on christmas day of last year, umar abdulmutallab tried to blow up a flight from