Early Sunday morning, police responded to a fatal crash on I-75 south.
The Tennessee Highway Patrol identified the driver as Gregory Collette, 39, from Sweetwater.
Troopers said Collette went off the road, crashed into a guardrail, and flipped his SUV around 2 a.m. Sunday. Officers said the Tahoe flipped on its side and rolled down an embankment.
Police said alcohol may have been a factor.
No one else was injured.