Facebook CEO Mark Zuckerberg speaks about Graph Serach at Facebook's headquarters in Menlo Park, California on January 15, 2012. Facebook worked closely with Bing on the search feature that lets ... more 

Facebook CEO Mark Zuckerberg speaks about Graph Serach at Facebook's headquarters in Menlo Park, California on January 15, 2012. Facebook worked closely with Bing on the search feature that lets people get answers to queries such as "What songs do my friends like?" along with pulling in online information from the Microsoft search engine less