Officials are investigating a serious single vehicle rollover in north Phoenix.
The crash happened around 4:00 a.m. on Wednesday near 7th Street and Thunderbird Road.
Phoenix police said a man was driving eastbound when he lost control of his vehicle, hit a median and rolled his vehicle several times.
The driver was transported to the hospital with serious injuries.
Impairment is suspected as a factor in the crash, police said.
The intersection is expected to be closed for several hours.
Police say driver admitted to drinking alcohol to fire fighters after he was extricated from his car, off Thunderbird and 7th #abc15
— Katie Conner (@KatieJConner) February 3, 2016