Florida Highway Patrol is requesting the public's help in locating a Volvo tractor-trailer involved in a fatal hit-and-run on Interstate 10 in Okaloosa County.

According to a FHP press release, 71-year-old David E. Ingram of Tallahassee was struck and killed at some point early Sunday morning at mile marker 61 on the highway. The fatal hit-and-run occurred in the westbound outside emergency lane.

Ingram was impacted directly by the front of the semi, which did not stop.

Anyone with information is asked to contact the Tallahassee Regional Communication Center at 1-800-459-6861 or Gulf Coast Crime Stoppers at 1-877-433-TIPS.