now, this funds will be handled by kenneth fine berg, administered the money given to the victims of the 9/11 terrorist attacks. ukee, erika? >> i heard growing ankle fresh facebook users about an experiment that manipulated facebook posts, what do you know about that? facebook revealed about 700,000 users for one week in 2012. researchers changed the numb of positive or negative posts people saw, part of experiment to see if-ee motions can be spread on social media. they found that, yes, can be contagious, but growing ankle fresh some facebook users who say it is not right to manipulate people's news feeds, experts say what they did was legal, but just notelet call. >> troubled, carol, thanks. >> traffic and weather together, we do it on the 3's, hi. i'm shawn johnson of the 2008 u.s. gymnastics team. i'm here with our friends from "veggie tales" to say... all: be a player. get up and play an hour a day. besides gymnastics, how do you stay in great shape, shawn? i love to dance and rollerblade. cool. cool. you don't have to be an olympian to be a player. just do the things you alrea