PITTSBURGH – The Transportation Security Administration (TSA) today announced the start of TSA Pre✓™ operations at Pittsburgh International Airport (PIT). Under TSA Pre✓™ U.S. citizens traveling domestically who are select American Airlines, Delta Air Lines, United Airlines and US Airways frequent travelers or members of U.S. Customs and Border Protection (CBP) Trusted Traveler programs are now eligible to participate and may receive expedited screening benefits. The TSA Pre✓™ lane at is located at the main terminal.