“IN PRINCIPLE” this may be to keep the Slammie set from using such folks as mules.
But again, somehow Israel’s El Al has managed to avoid such problems, having suffered only one terrorist related downing in its entire multi-decade business life, and that was related to a bomb brought on by a mule.
Have you seen anything about plane parts being found yet that are positive for an explosion? Or are they still basing any and all theories based on all the sensor data that was going off? You know?