 In the 2006 primary, Joseph Lieberman of Connecticut, a Democratic incumbent U.S.Senator, lost the Democratic nomination for that office to entrepreneur Ned Lamont by a 52% to 48% margin.Lieberman created a new party called the Connecticut for Lieberman Party, obtained its nomination for the seat on the basis of signed petitions, and ran in the general election in November as its candidate—one of five on the ballot in that race.