or visit your local liberty mutual office, where an agent can help you find the policy that's right for you. liberty mutual auto insurance. responsibility. what's your policy? in a little less than an hour, we'll hear an announcement from facebook, the social networking site no stranger to headlines. they have, of course, a big movie faced on facebook. right now it's number one at the box office. the question is what will facebook reveal? carol mccarthy writes a social column for c nnn news. >> they announce redesigns and in products every couple of weeks. they have an internet strategy where they're always working on a ton of things. >> what are you hearing about this announcement? considering they work on so many things there's a gamble. it may be a redesign of the home