Strong Green challenge in San Francisco worries Democrats

associated press, california, campaign, candidate, city hall, democrat, democratic national committee, democratic party, democrats, dianne feinstein, dick gephardt, election, francisco, george miller, gonzalez, gore, gray davis, green, green party, house minority leader nancy pelosi, in san francisco, internet protocol, joe lieberman, john kerry, loretta sanchez, matt gonzalez, mayor, mayor brown, mayor willie brown, newsom, northern california, on monday, ralph nader, republican arnold schwarzenegger, ross mirkarimi, runoff, s. sen, san francisco, sierra club, vice president al gore