Senator Michael Bennet, D-Colo., celebrates with his wife Susan Dagget after winning the Democratic primary at an election party on Tuesday, Aug. 10, 2010 in Denver. (AP Photo/Ed Andrieski)

Photo by: Ed Andrieski

Senator Michael Bennet, D-Colo., celebrates with his wife Susan Dagget after winning the Democratic primary at an election party on Tuesday, Aug. 10, 2010 in Denver. (AP Photo/Ed Andrieski)