A coalition of airline trade and labor groups on Monday wrote to Attorney General Merrick Garland and FAA Administrator Steve Dickson asking that the Justice Department handle the most heinous cases of unruly passengers.

“We respectfully request that the FAA refer abhorrent cases to the Department of Justice (DOJ) so that the federal government may fully, swiftly and publicly prosecute criminal acts to the fullest extent of the law and deter this dangerous and concerning behavior,” wrote Nick Calio, CEO of Airlines For America which represents American, Delta, United and Southwest airlines among others.

The Federal Aviation Administration said in a Monday statement that the zero-tolerance