SAN DIEGO -- It is now more than just mudslinging in the race for the 50th Congressional District. Wednesday, the Democratic Party called for an investigation into allegations of perjury and voter fraud against Republican candidate Brian Bilbray. Democrats said the proof is in property records from three homes and Bilbray’s declaration of candidacy. These are serious allegations against a man who has run a campaign saying San Diego is and always will be his home. The ad states San Diego is the home where Republican congressional candidate Bilbray said he lives. “I live in Carlsbad, taking care of my...