The Liberty County Sheriff's Department is investigating a deadly accident that claimed the life of a Midway man. Sheriff's deputies say 84 year old James Black was driving on Highway 17 just south of Riceboro when he lost control of his car and hit an embankment. The accident happened around 11:40 p.m. on Friday night. Black was airlifted to Memorial Health University in Savannah where he later died. Police are not sure what caused him to lose control of his car.