Searchers have found the paddling equipment of a man who went missing Tuesday while paddleboarding on Graham Lake in Ellsworth, but after four days of looking, the 20-year old is still considered missing, according to a state official. Authorities from multiple agencies were dispatched to Graham Lake around midday on May 5 for a paddleboarder who had gone missing after leaving his family camp about an hour and a half earlier. The search is prima…