CNN The Situation Room July 15, 2013
800,000 naacp signatures, 15,000 on a white house web site, all calling on the obama administration to act in the wake of george zimmerman's not guilty verdict. this amid a second full day of civil rights demonstrations reverberating around the country and across social media platforms. despite the outrage among activists, the white house is making it clear the president won't be involved in that decision. let's go to the white house. our chief white house correspondent jessica yellin has the very latest. jessica, what are you hearing? >> reporter: well, civil rights advocates say th...