a renaissance man with interests in physics and music and gourmet cooking. his greatest failing, his father wrote, was an unquenchable love of the boston red sox. so a multitalented young manslaughtered. his family grieving. the neighbors frightened and the police scrambling for news. another story out of california, a controversial genetic crime fighting technique is sparking debate today over whether a crime suspect should be traced using his family s dna. it is called familial searching. california is one of three states that permits this technique. i m joined by jill sprigs, chief of the justice department s bureau of forensics services. jill, how is this tech tenique how often is it being used to catch suspected criminals? the familial technique is used when three things are happening. one, it s a public safety issue. two, it s a violent crime such