When an older couple crossing into the US has cartel logos on their packed clothes, they have some explaining to do. A Mexican driver says he's visiting a friend in Texas, but seems nervous. A vehicle search finds evidence of hidden compartments.

When a man is detained on a warrant, the mug shot confirms they have the correct man -- but his fingerprints aren't a match. A woman arrives at the border driving an oil worker's truck. Upon inspection, officers find white powder around the opening.

A woman claims she drove 13 hours for a 15-minute dentist appointment, but she can't remember the name of the dentist, and has no proof of her visit. Two men returning from a night in Mexico are pulled over after officers detect a strong smell of weed.

A man tries crossing with cosmetic injections stuffed into a sweet treat. A rookie officer follows a hunch after a Canadian narcotics smuggling trend.

When an American band is denied entry into Canada due to incorrect paperwork, CBP officers have to investigate. A U.S. citizen coming back from Mexico is flagged as having an arrest warrant -- while officers dig deeper, she attempts to escape.

A man traveling with his young daughter attempts a U-turn before the border and comes face-to-face with CBP officers. A stand-up comedian is stopped after declaring prescription meds, but further analysis shows that the pills test positive for fentanyl.