The body of a 92-year-old real estate developer could have been decomposing for days before he was found dead inside his Hermosa Beach home. The new details follow a bizarre standoff with a suspect who had been holed up inside for hours, authorities said.Demetrius Doukoullos, a longtime property owner in the quiet coastal community, had not been seen for several days before someone requested a welfare check at his residence.Neighbors had also reported a foul odor coming from the home,