Police in Marion Illinois are currently investigating a shooting. The shooting occurred at 10.a.m. Sunday morning inside the residence in the 1000 block of N. Otis Street. Police say. a male victim with a single gunshot wound inside the residence. The victim was taken to a local hospital for treatment. The suspect responsible for the shooting was identified as 20 year-old Dalton Wagner. He was taken into police custody at a residence close by without incident. He is currently being held at the Williamson County Jail awaiting formal charges. The incident is still being investigated by police.