Newly released air traffic control audio is shedding more light on the moments after the fatal crash at LaGuardia Airport, including a controller saying, “I messed up," as crews scrambled to respond.

New York City’s LaGuardia Airport was closed Monday after a passenger plane collided with an emergency vehicle on the runway, killing two pilots, authorities said.

"Stop, Truck 1. Stop," the transmission said. "Frontier 4195, stop there please. "Stop, stop, stop, stop." "Truck 1, stop, stop, stop," a controller was heard saying. "Stop truck one. Stop!"