The driver of the truck that veered off the road and fatally struck a 17-year-old was arrested on Saturday.
Lucio Mario Rodriguez has been charged with Intoxication Manslaughter for the death of Maria Cecilia Lopez.
On Friday, the teen was checking her family TMs mailbox on FM 88 just north of Mile 12 when the accident happened.
Witnesses told Action 4 News the driver of a white truck veered off the road and hit the 17-year-old.
The truck then hit a utility pole and left Lopez's body down the street.
The 17-year-old was set to graduate from Weslaco High School as a senior.
Rodriguez TM female passenger in the truck was taken to the hospital after the accident, but has since been released.
The 25-year-old is currently at the Hidalgo County Jail.