Mexico City

At least 14 Mexican marines were killed when their helicopter crashed during the arrest and transport of a drug lord in northern Mexico on Friday.

According to the Mexican Navy, the Black Hawk helicopter, owned by the Navy, was escorting another aircraft carrying Rafael Caro Quintero, founder of the Guadalajara Cartel.

Quintero was arrested in the northern state of Sinaloa.

One person survived the crash, the cause of which has yet to be determined.

Caro Quintero, a fugitive for many years, was discovered by a sniffer dog hiding in bushes in the town of Choix.

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He is wanted in the United States for the murder of a US Drug Enforcement Agent in 1985.