Obama Pokes Fun At Mark Zuckerberg

Obama and Facebook in Warm Embrace

He introduced himself as "the guy who got Mark Zuckerberg to wear a jacket and tie.""I'm very proud of that," President Obama quipped as he walked onto a stage at Facebook headquarters on Wednesday, and sat next to Mr. Zuckerberg. Both men then proceeded to take off their jackets. About an hour later, Mr. Obama, whose visit here forced Silicon Vall...