Special to the Director's Cut Blog By Joelle Tessler, AP Technology Writer WASHINGTON - The federal government on Tuesday gave Comcast Corp., the country's largest cable company, the green light to take over NBC Universal, home of the NBC television network. Comcast is buying a 51 percent stake in NBC Universal from General Electric Co. for $13.8 billion in cash and assets. The Justice Department said it reached a settlement with Comcast and NBC Universal that allows the companies to proceed with the deal, subject to some conditions. The five-member Federal Communications Commission on Tuesday voted 4-1 to approve the deal. Michael Copps, one of the commission's three Democrats and an opponent of media consolidation, voted against the deal. With the transaction certain to transform the entertainment industry landscape, both the FCC and Justice Department are attaching conditions to prevent Comcast from trampling competitors once it takes control of NBC's vast m...