What exactly is an air marshal, and what are they trained to do on a flight?

Question

What exactly is an air marshal, and what are they trained to do on a flight?

In: 20

Answer 1

An air marshal is either a military officer equivalent to a lieutenant general/vice admiral (three-star) in the British system of air force ranks or an American law enforcement officer who rides planes in plainclothes and carries a weapon as a deterrent to hijacking.