Security teams at Peru's biggest airport work 24-7 to stop illegal activity. The biggest problem: cocaine smuggling. In one of the larger busts of the year, a nondescript Spaniard is found with 10 kilos of cocaine in his luggage. A passenger is arrested with 38 capsules of liquid cocaine in his body. And a shipment of powdered maca, a nutritious Andean root, raises flags. An expert chemist must confirm if the maca also contains cocaine!