By William Crum Staff Writer wcrum@oklahoman.comCities will battle this fall to cut through the cacophony of the presidential campaign, and the voice making the case for urban issues will belong to Mick Cornett. The Oklahoma City mayor begins a yearlong tenure as president of the U.S. Conference of Mayors in June in Indianapolis, at the organization's 84th annual conference. Mayors are watching the evolving campaign closely and, in an interview with The Oklahoman, Cornett observed, "It's not typical.Read more on NewsOK.com