CPD investigators say 21-year-old Samuel Brotherton of Columbia has been arrested for first degree murder and armed criminal action.
Police say the victim, 64-year-old Rollin Thompson, suffered a gunshot wound and was pronounced dead at a local hospital.
Brotherton is currently in the Boone County jail. Charges have not been filed yet.
The homicide remains under investigation. Anyone with information is asked to call Columbia Crimestoppers at (573) 875-TIPS.