co-pilot, and anybody else on that plane that had the skill to fly it. >> reporter: meanwhile, for the family of american phillip wood, the wait is agony. >> i don't believe that the plane has been crashed. i haven't ever believed that the plane has been crashed. it just doesn't make sense to me. and i don't feel like that's the right answer. >> reporter: investigators continue to look at the backgrounds of everyone on board, including an off-duty flight engineer. but his father tells nbc news he was not a pilot, he was only a mechanic. ari? >> nbc news, tom costello. thank you very much for that report. and for more we bring in a pilot and former ntsb investigator greg feith and anthony roman, former pilot and president of roman associates, a global investigation firm. two professionals who have been on this story for us repeatedly. we thank you for that. we've got the new "new york times" report here. greg, weigh in on that for us. >> i think right now when you look at all of these stories that are coming out and these senior officials leaking this information, that's really upset