News bites: Touched down

Your morning transportation speed-read:

The NFL's Pittsburgh Steelers' early playoff exit was bad for January business at the Pittsburgh International Airport.

The Transportation Security Administration (TSA) says it stopped a passenger from boarding an airplane at Palm Beach, Fla., International Airport with fireworks, a taser and a four-inch martial arts knife.

TSA is expanding its Pre-Check known traveler program to military members at Washington's Reagan National Airport.

An Amtrak train hit a truck in an accident in California.