Authorities are asking for the public's help in a finding a man who killed his cousin and shot two other men at a bar just outside Mercedes.
Hidalgo County Sheriff's Office deputies are looking for 18-year-old Gabriel Hernandez for the fatal Wednesday night shooting.
It all happened at the La Puerta Negra bar off MIle 2 West just north of Mercedes city limits.
Investigators believe Hernandez arrived at the bar and shot his cousin Luis Fernando Lara in the leg, Ramiro Garcia in the head and also shot a third man.
Lara died in the hospital but witnesses were able to identify Hernandez as the suspect.
Deputies reported that Hernandez is believed to be driving a 2001 black Ford Expedition with Texas license plaste CN7 R997.
Anyone with information about Hernandez's whereabouts is asked to call Hidalgo County Crime Stoppers at (956) 668-TIPS or (956) 668-8477.