US agency refers 80 unruly plane passengers for potential prosecution

A total of 80 unruly airplane passengers have been referred to the FBI for potential criminal prosecution,

The US Justice Department has pledged to take a tough line

some airlines and labor unions have called for a "no-fly" list that would ban passengers

The increase in cases is tied to pandemic restrictions that have prompted friction on planes

The FAA, which said last year it had referred 37 passengers to the FBI for review

 the Federal Aviation Administration said on Wednesday, as onboard disruptions rose sharply in 2021, many over Covid mask requirements.