Divers recover body of 75-year-old man who jumped into Joe Pool Lake The man went missing Saturday evening after witnesses said he dove off a boat without a life vest. A 75-year-old man dove off a boat and never resurfaced Saturday, witnesses told emergency responders. A dive team recovered the man's body Sunday. (KXAS-TV (NBC5))((KXAS-TV (NBC5))) A 75-year-old man drowned in Joe Pool Lake over the weekend, the Grand Prairie Fire Department said. The city’s dive team recovered the man’s body Sunday. His name has not been released. The fire department was called about 5 p.m. Saturday. Witnesses told emergency responders the man dove off a boat in the Estes Peninsula cove area and never resurfaced, according to the fire department.