Facebook shares soar as users, mobile ads climb

By Alexei Oreskovic SAN FRANCISCO (Reuters) - Facebook Inc delivered strong evidence it can thrive on smartphones and tablets on Wednesday, reporting a much better-than-anticipated surge in mobile advertising revenue in the second quarter that ignited a nearly 17 percent share rally. The world's No. 1 social network also reported an uptick in daily visitors to its service, allaying worries that a new crop of fast-growing mobile upstarts like WhatsApp and Snapchat could cut into the time consumers spend on Facebook. ...

via Tech News Headlines - Yahoo! News http://news.yahoo.com/facebook-shares-soar-users-mobile-ads-climb-005612612.html