ASHINGTON — A proposed ballot initiative to change how California casts its mother lode of 55 electoral votes is far from passage, but it's already shaking up national politics because it could derail the Democrats' bid to recapture the White House. A GOP lawyer in Sacramento is pushing the measure that would allocate the state's electoral votes by congressional district instead of winner-take-all. Depending on your perspective, that's either a step toward election reform or a backdoor attempt to tilt the 2008 election to Republicans. The political math is compelling. In 2004, Democrat John Kerry captured 54.3 percent of the...