right now, campaigns are talking about if they don't do well in iowa, new hampshire will be harder, and south carolina really hard. super as to, good luck. >> trace: thanks, peter. we have breaking news. we're just getting word of a possible hazmat situation at a facebook mailing facility in california, this is happening in menlow park below san francisco. fire officials say a machine signals the presence of sarin, but nobody is showing symptoms. sarin is a deadly nerve agent. government chemical warfare experts say if you're exposed to it as a gas, you'll show symptoms in seconds. the liquid form could take minutes or hours. exposure could convulsions and stop your breathing.