Closing Bell: Facebook's Mark Zuckerberg Outlines 10-Year Roadmap

U.S. stocks ended the day at session highs thanks to a massive rally in crude oil. West Texas Intermediate closed at a 2016 high as traders grew more confident an OPEC production freeze can be agreed to at a meeting this weekend in Qatar. Mark Zuckerberg outlined his vision for the future at a developer conference and it involves a lot of artificial intelligence and virtual reality. In his ten-year roadmap, the Facebook (FB) - Get Report CEO targeted increased VR development in gaming, and Messenger chatbots that provide information and facilitate e-commerce. Chesapeake Energy (CHK) - Get Report added to Monday's gains as analysts cheered the renegotiation of its revolving credit agreement. TheStreet's Keris Lahiff has details from Wall Street.