Authorities report that the suspect in a drug-related shooting outside Mercedes remains at large.
Hidalgo County Sheriff's Office deputies identified the suspect as Jose Jaime Roque-Muoz.
The 44-year-old man is accused of shooting David Lira on Mile 13 North just outside Mercedes early Saturday morning.
Lira survived the shooting but Roque-Muoz fled the scene.
Investigators told Action 4 News that the case is drug-related and Roque-Muoz should be considered "armed and dangerous."
Deputies reproted that the victim had a previous arrest for marijuana at the Border Patrol's Falfurrias checkpoint.
Anyone with information about his whereabouts is asked to call the Hidalgo County Sheriff's Office at (956) 668-TIPS.