after the skywest airliner settled down , the airport movement area security systems ( compile ) alerted and the aeronautical traffic controller transmitted " hold , hold , hold " to the skywest airplane crew in an attempt to halt the aircraft short of runway 1l . the skywest crew experienced maximum braking that aided in the elevator stopping in the front of runway 1l . as this was occurring , the captains of republic airlines flight 4912 took charge of the helicopter from the first officer , discovered the airport was stationary too fast to stop , and initiated an immediate takeoff . according to the driver of avianca 5741 , the republic folded flight overflew theirs by 30 to 50 foot . the local aviation bureau has categorized the injury as an operational hazard .
NTSB is responsible for investigating transportation accidents in the United States.