Manuel Osorio-Arellanes pleaded guilty to killing U.S. border agent Manuel Osorio-Arellanes . His conviction was linked to the `` Fast and Furious '' operation . In a related case , Rito Osorio-Arellanes , pleaded guilty to conspiracy to interfere with commerce by robbery and was sentenced to eight years in prison in January 2013 . Arizona officials wanted to track weapons intended for drug cartels . Manuel Osorio-Arellanes was killed in a gun battle occurred in January 2013 on the U.S. -Mexico border .
Manuel Osorio-Arellanes pleaded guilty to killing U.S. border agent Manuel Osorio-Arellanes . His conviction was linked to the `` Fast and Furious '' operation . Arizona officials wanted to track weapons intended for drug cartels . Manuel Osorio-Arellanes was killed in a gun battle occurred in January 2013 on the U.S. -Mexico border .