The Fed makes a move.   Moody's downgrades big banks.  Microsoft unveils its Surface tablet.  And Burger King serves up a hot I.P.O.   Our analysts discuss those stories and share three stocks on their radar.  Plus,  we talk about the natural gas revolution with journalist Tom Wilber, author of Under the Surface: Fracking, Fortunes, and the Fate of the Marcellus Shale.