Overview

• Dirk Grunewald, 53, is charged with failing to report a deceased person and is held on a $250,000 bond with no 10% option.
• Police discovered the situation during a welfare check requested by a neighbor who had not seen the couple recently.
• Officers found Grunewald in a bedroom surrounded by knives, called in Oakland County SWAT, and he surrendered without speaking.
• The deceased, identified as Ariane Grunewald, 57, was found severely decomposed on the main level and is believed to have been dead for at least two months.
• Investigators say the cause and manner of death are unknown, interviews with friends and family are underway, and additional charges depend on medical examiner results that could take weeks or months.