SAN FRANCISCO (AP) - Tucked into last week's otherwise predictable California election results lay a cautionary tale about the election year's most uncovered issue: illegal immigration. Republican Rep. David Dreier, the 24-year Los Angeles-area veteran who chairs the powerful House Rules committee, won re-election to his House seat with just under 54 percent of the vote, down from 64 percent in 2002. His Democratic opponent, Cynthia Matthews, won almost 43 percent of the vote, despite spending just over $31,000 in her campaign, compared to more than $900,000 spent by Dreier. A Libertarian candidate won 3.5 percent of the vote. While...