Practically everyone expects California Attorney General Kamala Harris to win re-election handily in November. The Democrat won 53 percent of the vote in a crowded June primary. A rising star expected to ascend someday to the governorship, perhaps a U.S. Senate seat, Harris has won the endorsement of major newspapers in the state. She's such an attractive candidate that even though it was true, President Barack Obama had to apologize last year for calling her "by far the best-looking attorney general in the country." Yet Harris faces two unusual obstacles in the November runoff. One is Ron Gold, a never-elected...