Four people were injured early Sunday morning in a West Seattle crash, said officials with the Seattle Fire Department.
The crash happened on 3003 Southwest Harbor Lane around 3:30 a.m.
According to authorities, a driver lost control of a Chrysler Sebring, crashed into a tree, rolled and the vehicle was found on its side.
Two men and two women, all in their 20s, were ejected from the vehicle.
Crews took the four occupants to Harborview Medical Center. Three of the occupants had life-threatening injuries and the other had non-life-threatening injuries.
Officers went to the hospital to evaluate the driver for indications of being under the influence.
Police said signs of impairment were detected and blood was drawn from the driver, but results are pending.
Detectives will continue to investigate the crash.