The TSA announced that travelers without TSA PreCheck would be directed to use the alternative checkpoint, while the main ...

Passengers will notice new signs at the Seattle-Tacoma International (Sea-Tac) Airport on Thursday. All the security ...

For the first time, security footage obtained by ABC News shows the moment an alleged stowaway sneaked onto a transatlantic ...

Frequent BART riders may have noticed a strange phenomenon in recent months: The sudden rise of a carefree commuter who boards the train, whips out a laptop and proceeds to work. This type of behavior ...