A U.S.-Mexico law enforcement task force arrested on Wednesday the cartel member who is believed to have fatally shot Border Patrol agent Brian Terry in 2010 with a gun that was supplied by the Obama administration.

Heraclio Osorio-Arellanes was taken into custody at a ranch on the border of the Mexican states of Sinaloa and Chihuahua by Mexican police, Drug Enforcement Administration, U.S. Marshals and the Border Patrol Tactical Unit.