Facebook CEO Mark Zuckerberg speaks about Facebook Graph Search at a Facebook headquarters in Menlo Park, Calif., Tuesday, Jan. 15, 2013. Called “graph search,” the new service lets use

 

              Facebook CEO Mark Zuckerberg speaks about Facebook Graph Search at a Facebook headquarters in Menlo Park, Calif., Tuesday, Jan. 15, 2013. Called “graph search,” the new service lets use
Facebook CEO Mark Zuckerberg speaks about Facebook Graph Search at a Facebook headquarters in Menlo Park, Calif., Tuesday, Jan. 15, 2013. Called “graph search,” the new service lets users search their social connections for information about their friends’ interests, and for photos and places. (AP Photo/Jeff Chiu)