KEY TAKEAWAYS:
FAA cites staffing shortages causing flight delays nationwide
Controllers and TSA officers working without pay as shutdown continues
Unions warn of worsening impacts if shutdown persists
Airports offering food, parking, and aid to unpaid federal workers
Staffing shortages led to more flight delays at airports across the U.S. on Tuesday as the federal government shutdown stretched into a seventh day, while union leaders for air traffic controllers and airport security screeners warned the situation was likely to get worse.
The Federal Aviation Administration reported staffing issues at airports in Nashville, Boston, Dallas, Chicago and Philadelphia, and at its air traffic control centers in Atlanta, Houston and the Dallas-Fort Worth area. The agency temporarily s