Photo credit Jim Rydbom/Greeley Tribune The Hillsborough County sheriff’s department in Brandon, Florida has begun an investigation into the death of former University of Northern Colorado and NFL wide receiver Vincent Jackson. Jackson’s body was found in his hotel room at the Homewood Suites hotel a few days after members of the Jackson family filed for a missing person’s report. According to the sheriff’s office news release, Jackson had been living in south Tampa and had been staying at the hotel since Jan. 11. His body was found by the hotel housekeeping staff around 11:30 the morning of Feb. 15. The news release stated that no signs of trauma were found. The cause of death remains unknown.