Callahan: ‘I Wasn’t The Best Husband’ With Suspect Taking Stand In Own Defense, Testimony At End By PARKER FISH • Special to www.AllOTSEGO.com COOPERSTOWN – Accused of running over his wife with his rig 17 years ago, Casey Callahan took the stand in his own defense as three days of testimony came to an end. “I wasn’t the best husband,” Callahan told his lawyer, Public Defender Bruce Maxson. “I could say mean things at times, but I loved her.” When…