The names of the five people involved in Sunday's car accident have been released.
The Department of Public Safety said four people in the 2013 Toyota Corolla and a passenger in the Toyota Rav4 were killed in a head-on collision Sunday.
McAllen residents 32-year-old Edward Gomez, 30-year-old Erika Olaya Davila, 13-year-old Julexy Alvarez and 3-year-old Kamilla Isabel Gomez were all killed at the scene.
They were traveling in the direction of the island when the collision happened.
Carmela Sanchez, a passenger in the 2006 Toyota Rav4, died while being transported to the operating room.
The 32-year-old driver of the Rav4 is in critical condition at a San Antonio hospital.
Autopsies have been ordered, and toxicology reports are currently pending.
No charges have been filled at this time.
If it is found that the driver of the Rav4 was intoxicated at the time of the accident, she will face five counts of intoxication manslaughter.
Funeral arrangements are pending for the victims.
Alvarez was a student at Mission Junior High School.