Republican Congressional candidate and millionaire Eric Roach on Friday notified the Federal Election Commission and competing candidates in the 50th District race that he has surpassed the self-funding limit that triggers the so-called "Millionaire's Amendment." That little-known rule allows competing candidates, in some cases, to triple the limit on individual campaign donations. In Roach's notification, he reports that as of Thursday, he had spent $750,000 on the April 11 special election where voters will pick a replacement for former U.S. Rep. Randy "Duke" Cunningham, who resigned from office in November after pleading guilty in federal court to receiving more than...