This story has been updated throughout.

The Hidalgo County Sheriff’s Office is investigating a fatal shooting near Alton that witnesses say occurred after a crash, according to a news release.

Deputies with the sheriff’s office responded to south of the Mile 4 Line Friday shortly before 1 a.m. in reference to a gunshot victim.

“Witnesses advised they heard a loud crash, two men arguing and then gunshots before a vehicle left the area,” the news release stated.

The gunshot victim, identified as 42-year-old Sergio Cepeda, was declared deceased. 

The driver who fled the scene, identified as 30-year-old Yair De Jesus Perez Hernandez, was detained during a traffic stop by the Alton Police Department.

Hernandez is expected to be arraigned Saturday on charges of murder, unlawful carrying of a weapon, possession of a controlled substance, and possession of marijuana.

Those with any information on the investigation are urged to call the Hidalgo County Sheriff’s Office at 956-383-8114.