A U.S. House of Representatives panel will hold a hearing next week on air traffic control issues after a series of incidents highlighted concerns about persistent staffing shortages.
Federal officials have been raising concerns about an overtaxed and understaffed air traffic control system for years, especially after a series of close calls between planes at U.S. airports.
National Transportation Safety Board chair Jennifer Homendy says investigations are ongoing into the near-miss between a Southwest airliner and a Flexjet in Chicago.