Washington Post: Congressional investigators today said they have turned up a 14th forged letter that was sent to a Congressional office criticizing the House’s climate change bill, this one appearing to come from an American Legion post in Rocky Mount, Va. The letter, sent to the office of Rep. Tom Perriello (D-Va.), asks Perriello to “make sure the Waxman-Markey bill includes provisions to promote American energy independence, while protecting already cash-strapped constituents from increases in …