Contraband: Seized at the Airport

Officers identify a powder used to make designer drugs, and the search begins for where it came from and who it was for. Officers receive a tip-off about a traveler from someone who supposedly knows her well, saying she's planning to smuggle drugs.

A traveler claims he's shocked by the discovery of a firearm in his luggage; officers question a luxury fountain pen maker; her story of coming to the U.S. for a vacation raises suspicions that she may be planning to work while she's here.

Officers investigate an academic returning from the Dominican Republic with dead specimens; a tip comes in about a traveler running a massage parlor linked to sex trafficking. Drugs worth $1,000,000 are intercepted before leaving the United States.

Two UK women are questioned after one of them barely resembles her passport photo, and the officer suspects her documents are forged; a man returning home from an antique coin auction provides an officer with an ancient history lesson.

When a traveler tells an officer he doesn't remember the code to open his suitcase, the bolt cutters come out; K9 Magnus alerts to a strange odor coming from the floor of a plane that just arrived from the Dominican Republic.

A man is referred for questioning after failing to declare the full contents of his luggage, which contains a half-cooked Ghanaian delicacy. At a vast CBP cargo facility in the United States, a K9 team sniffs out suspicious packages destined for London.

Rising tariffs tempt some citizens to go abroad to buy luxury goods, where items can be up to 40% cheaper, then bring them home without paying the proper duties. A traveler returning from Italy claims she has a $50,000 watch belonging to her brother.

A passenger arriving from Cairo has brought some extra carry-ons that interest officers; an American fashion designer returning from Paris fails to declare nearly $20,000 worth of luxury goods; a bag of snails from West Africa raises suspicions.

Officers grow suspicious of a traveler who is about to board his second flight within 24 hours to and from Canada. After closer inspection, a traveler claiming to have arrived in the U.S. for a solo vacation appears to have lied on his visa application.