Now Playing: 12-21-12 Marketplace Tech Report

A video gamer has asked for a kind of "ceasefire" today, 24 hours in which people agree not to play shoot 'em up digital games as a gesture of respect to the children and adults killed in the Newtown massacre a week ago. And there's new data on how social media reacted to the Sandy Hook story. Pew's Project for Excellence in Journalism has been looking at Twitter, Blogs and op-eds online.