The Sinaloa drug cartel doesn't build just any tunnels. They build "super tunnels." New Yorker writer Monte Reel reveals the underground world of super tunnels used for drug trafficking and other illicit activities by the cartel.
Presidential candidate Donald Trump hates undocumented immigrants. He says they bring crime and disease into the country, and he wants a giant wall built the length of the border. So how's all this going over, south of the border?
Joaquín "El Chapo" Guzmán escaped from a maximum security prison on July 11. The Mexican government says they will find him. But a new Frontline documentary shows how easy it is to find the notorious drug lord.
After 13 years on the run and 16 months in prison, Joaquín 'El Chapo' Guzmán is at large yet again. And in the 24 hours since his escape, dozens of songwriters have already penned new drug ballads, know as Narcocorridos, about him.