Investigators want to know more about the role of the air traffic controllers and whether they were distracted by an emergency with another plane just before the crash.

Investigators are focusing on the final three minutes of audio from the cockpit recorder, as well as staffing in the airport's air traffic control tower. The NTSB chair said she would caution against "pointing fingers" at air traffic controllers, who work in "a heavy workload environment" day in and day out.

It took less than a minute for a routine landing to spiral into a deadly crash Sunday at New York’s LaGuardia Airport. But a timeline reconstructed from by The Associated Press from air

Investigators looking into the collision between an Air Canada jet and a fire truck at New York’s LaGuardia Airport are reviewing the cockpit voice recorder and what was happening inside the control tower moments before the crash.

The U.S. National Transportation Safety Board (NTSB) is providing more details on the investigation into the deadly collision between an Air Canada Express jet and a Port Authority fire truck at New York's LaGuardia airport.