LOS ANGELES (AP) — Democrats have run California for years, but in a nationally critical election the party is being confronted by the limits of its own power: the race for governor is out of control. Barely a month before the start of mail-in voting, Democratic leaders are openly dreading the possible loss of a statewide election for the first time in two decades. As candidates jockey in a crowded field, the contest has degenerated into finger-pointing over debate eligibility , identity