COMFREY — The death of a 9-year-old boy on a playground in southwestern Minnesota is under investigation.

Police said Gavin Ludewig was found tangled in a swing on the playground in Comfrey, a small community in Brown County, at about 5:30 p.m. Wednesday. He was pronounced dead at Springfield Medical Center.

According to a press release, police have not said whether there were any witnesses to the circumstances involved.