KHOU reports that authorities now believe Lilly Davis, Samantha Sacks, and Kendall Murray, all 16, were involved in a drag race with another vehicle when the Porsche Macan they were traveling in lost control, struck the curb, and hit a tree on Mira Vista Boulevard.
Davis and Sack were killed in the fiery crash. Murray, who was found outside of the vehicle, remains hospitalized.
Police have not released information on the other vehicle involved in the race. The incident is still under investigation.