A man was killed in a wreck on US 68 at the Lake Barkley Bridge in Trigg County Wednesday afternoon. Trigg County emergency personnel say a vehicle was going eastbound in the westbound lanes and hit a vehicle head-on killing one of the drivers and injuring the second. The crash happened just before 6 p.m. and led to the westbound lanes being closed for several hours. Authorities have not released the names of anyone involved in the crash.