Houston police say the road was wet, and that the slick surface and the driver's speed were factors in the crash. The medical examiner will check to see if the driver was intoxicated.
Driver killed in rollover accident
HOUSTON
The investigation caused a major traffic headache in northwest Houston.
The accident happened around 12:30am.
The SUV slid out of control and rolled several times before hitting a guard rail.
The driver died at the scene.