May 8, 2009 10:28 am Meet the Man Behind Digg.com Has Digg lost its buzz? With everyone talking about Twitter, the site works to get his social news site back to the top of everyone’s list. US & World Videos 1:20 Former educator's company helps teach via music, performance 3:51 Ford marks 60th anniversary of the Mustang 1:06 Watch: Experts say get kids involved early when talking finances 2:23 Tesla laying off more than 10% of workforce 1:09 Most people say their income tax refund is spent already