Sheboygan Police have referred a- number- of- charges for review on a 16-year-old male and a 29-year-old female to the Sheboygan County District Attorney’s Office in connection with a suspicious death investigation. 30- year-old Matthew Mercure was found dead by police in a crawlspace at a residence in the 1300 block of Michigan avenue last Tuesday afternoon. An initial citizen report November 18th indicated that someone may have overdosed at that location-but no victim was located. Two days later police responded a second time to that same location and located Mercure’s body in a crawlspace in the wall. Police have determined that Mercure overdosed while in the company of several subjects including the resident. The investigation is ongoing and Sheboygan Police are asking anyone with information in connection with this incident call (920) 459-3333.