The NBC logo glows in neon lights at its headquarters in New York. The Federal Communications Commission approved Comcast Corp.'s proposed purchase of NBC Universal on Tuesday, Jan. 18, 2011. (AP Photo/Bebeto Matthews, file)

Photo by: Bebeto Matthews

The NBC logo glows in neon lights at its headquarters in New York. The Federal Communications Commission approved Comcast Corp.'s proposed purchase of NBC Universal on Tuesday, Jan. 18, 2011. (AP Photo/Bebeto Matthews, file)