FILE - In this Oct. 11, 2010 file photo, NBC News special correspondent Tom Brokaw talks with KNBC TV Bay Area director Kevin Springer in San Rafael, Calif. After losing viewers to cable news networks on recent election nights, television's biggest broadcasters are fighting back hard for the midterm contest. ABC, CBS and PBS will each stream part of their election-night coverage on the Web on Tuesday, and NBC plans six hours of results lasting into early Wednesday morning. (AP Photo/Rich Pedroncelli, File)

Photo by: Rich Pedroncelli

FILE - In this Oct. 11, 2010 file photo, NBC News special correspondent Tom Brokaw talks with KNBC TV Bay Area director Kevin Springer in San Rafael, Calif. After losing viewers to cable news networks on recent election nights, television's biggest broadcasters are fighting back hard for the midterm contest. ABC, CBS and PBS will each stream part of their election-night coverage on the Web on Tuesday, and NBC plans six hours of results lasting into early Wednesday morning. (AP Photo/Rich Pedroncelli, File)