An agriculture dog alerts to a suitcase coming from Ethiopia, and inspection reveals a tough hide.

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.

Officers get intelligence on a passenger heading to London carrying an illicit load. When questioned, the man says he's meeting with the legendary Braveheart. A shipment of high-end construction equipment throws up red flags when its quality looks shoddy.

Officers find a fraudulent passport hidden in a video game case.

After two unclaimed cargo packages are opened, experts are called in after officers suspect that they may contain stolen ancient artifacts. When a family heading to the Middle East is found carrying more than the allowed $10,000 limit, questions arise.

Officers inspecting cargo find a box of syringes filled with a mysterious black liquid

A man arrive with what looks like multiple rounds of high-caliber bullets in his suitcase.

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

A Scottish teenager claims that he's come to meet his girlfriend from a gaming website; when a couple arrives with a large amount of cash split into bundles, officers dig deeper and see that the man is under investigation by the FBI.

In Atlanta, an officer discovers evidence of a lottery scam, a tactic used by criminals to trick victims into giving thousands of dollars in exchange for alleged winnings. This find could lead CBP to uncover the network behind this nefarious play.

Officers find a fraudulent passport hidden in a video game case.

A K9 scents illegal contents within luggage belonging to a preacher and his wife; to everyone's surprise, the wife admits to having cocaine in her bag; officers question a Brazilian man who arrives with two plastic dolls stuffed with white crystals.

While officers inspect a cargo shipment for illegal marijuana, an X-ray reveals some lewd contents.

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.