Four people were sent to the hospital following a rollover accident on Sunday night.
The accident happened just before 9 p.m on Loop 322 near Highway 36. According to Abilene police, four ACU students were involved in the accident and sent to Hendrick Medical Center.
According to Abilene Christian University representatives, three of the students were treated and released, and one students remains in good condition.
Witnesses say they saw the vehicle traveling northbound when the driver lost control and tried to over-correct.
Speed is believed to have played a factor and that alcohol wasn't involved. So far, the accident is still under investigation.