DES MOINES, Iowa — As if Mitchell Lofstedt’s legacy hadn’t already been cemented, the Roseburg High product made sure to give Southern Oregon University something by which to remember him in his final performance as a Raider Saturday at the NAIA National Championships. Lofstedt, a senior, pinned his way to his third national title and yet another SOU record to close out his career. Lofstedt won by fall against all five of his opponents on the weekend in a total time of 9 minutes, 11 seconds to earn Outstanding Wrestler of the Tournament honors for the second straight year. He …