A Colman man died when the motorcycle he was driving struck a deer on Interstate 29 near Trent early Sunday morning.
41-year-old Jason Dereck Lee was driving north on I-29 when a deer entered the road. Lee struck the deer, tipped his motorcycle and it skidded on its side into the ditch.
Lee was not wearing a helmet and was pronounced dead on the scene.
The South Dakota Highway Patrol is investigating this incident.