RAPID CITY, S.D. (AP) — Police are investigating the death of a man found on an island in Rapid City. KELO radio reports that police were dispatched to a small island within Rapid Creek Wednesday evening. Police said in a statement that officers found a man who was “obviously deceased.” Police identified the man as 56-year-old Keith Dubray Sr. A police spokesman said Dubray is associated with the city’s homeless population. An autopsy is pending but there were no signs of trauma or foul play.