man found dead in a Mankato park in December died of natural causes, according to the Mankato Department of Public Safety. The body of 67-year-old Jerome Madson was discovered by a passerby in Jackson Park in the early morning hours of December 23.

Mankato police said Madson had a Mankato residence at the time of his death.  Police said he was reported missing from Parkway Apartments the afternoon before his body was discovered.