IRVING, Texas--(BUSINESS WIRE)--Nexstar Broadcasting Group, Inc. (Nasdaq:NXST) announced today that the Company intends to act on the Board of Directors’ authorization to repurchase up to $100 million of its Class A common stock. Perry A. Sook, Chairman, President and Chief Executive Officer of Nexstar Broadcasting Group, Inc. commented, “The repurchase authorization reflects our confidence in the Company's growing free cash flow from operations based on visible organic growth opportunities and