The Lincoln County Sheriffs Department is investigating a deadly crash that left one person dead and three injured. It happened before 6 p.m. on Monday on U.S. 150 near Tin Man Manufacturing. Sheriff Curt Folger says a truck hauling a camper was driving eastbound on U.S. 150 when the camper came loose and went into the westbound lanes, hitting an SUV head-on. The sheriff says the driver of the SUV was killed at the scene, a 10-month-old baby was airlifted to a hospital in critical condition, and two other people were also injured in the crash.