SAN DIEGO (AP) - It took a murder charge to put James Cain in touch with the father he'd never met. Cain, 40, is behind bars awaiting trial for the May 19 shooting death of his ex-girlfriend, Judith Phillips, 57. While preparing his defense, his attorney tracked down Cain's biological father, Mark Walesby, a salesman who lives in Washington. "This is not a crank call," Deputy Public Defender Milly Durovic told Walesby over the telephone in September. "You may or may not know this, but you have a son." Walesby, 62, said he had a stormy relationship with Cain's mother,...