By Madison Williams The conference will begin a nationwide search for its new commissioner in the next few weeks. View the original article to see embedded media. Big 12 Conference Commissioner Bob Bowlsby announced on Tuesday that he would be leaving his role this year, per a release from the conference. Bowlsby has served as commissioner for the last 10 years, making him the longest-tenured person in that role in a Power 5 conference. “After more than 40 years of serving in leadership roles in intercollegiate athletics, including the last 10 with the Big 12, and given the major issues that c…