SULLIVAN COUNTY, Tenn. -

An investigation is underway after a deadly crash in Sullivan County, TN.

Tennessee Highway Patrol says the crash happened Friday night around 10:00 on Bloomingdale Road.

We're still gathering the facts from THP and hope to have more information soon.

We've learned 23-year-old Anthony Dwayne Leonard died when the car he was driving went off of the road and hit a retaining wall.

THP says Leonard's car may be the same car involved in a police chase few minutes earlier in the night.

Police believe drugs may be involved.

They're still investigating.