A 26-year old Algona, Iowa man was flown to Mercy Hospital in Springfield after falling off the tailgate of a pickup truck on Corkery Road near the Niangua River, 15 miles west of Lebanon in Dallas County. The Missouri Highway Patrol reports that James F. Killpack was riding in the back of the pickup driven by 33-year old Raymond R. Rhodes of Platte City, Missouri. The incident occurred at 10:27 Friday night.