CHICAGO (Standard&Poor's) April 25, 2013--Standard&Poor's Ratings Services said today that its ratings and outlook on Irving, Texas-based TV broadcaster Nexstar Broadcasting Group Inc. are unaffected by the company's announcement that it has entered into a definitive agreement to acquire Communications Corp. of America (CCA) and White Knight Broadcasting for $270 million. CCA and White Knight own and operate 19 stations in 10 markets. We expect Nexstar to fund the acquisition with cash on hand, availability under its revolving credit facility, and additional debt. We expect that pro forma leverage, including synergies, will increase slightly. The acquisition target includes five duopolies and will create two additional duopolies when combined with Nexstar's existing stations. The rating on Nexstar