Andrew S. Hafen killed when his motorcycle leaves road and crashes.

Clarksville police are investigating a deadly motorcycle crash which happened around 12:41 a.m. Sunday morning.

Police say Andrew S. Hafen, 25, was traveling south along Peachers Mill Road when the motorcycle left the road and crashed.

Police believe Hafen failed to negotiate a slight curve near Hidden Springs Court.

Hafen was pronounced dead at the scene.

Police say Hafen's body was located by a motorist passing by after the crash.

Police believe alcohol appears was a factor.

Toxicology tests are pending.