metrojet

The "chatter" included a boast of taking down the plane on Saturday and how it was done.
A leading U.S. air security official warns of changes as the investigation inches closer to the possibility of an onboard bomb.
Mystery surrounds the crash, which killed 224 people on Saturday.
The new evidence suggests an onboard explosion may have downed the airliner, killing 224.
"It was a good plane. Everything checked out in 35 minutes."