Lieberman spoke at the 2008 Republican National Convention on behalf of McCain and his running mate , Alaska Governor Sarah Palin . Lieberman was alongside McCain and Senator Lindsey Graham during a visit to French president Nicolas Sarkozy on March 21 , 2008 . Lieberman was mentioned as a possible vice presidential nominee on a McCain ticket , although Lieberman had denied interest . ABC News reported that Lieberman was McCain 's first choice for Vice President until several days before the selection , when McCain had decided that picking Lieberman would alienate the conservative base of the Republican Party . Lieberman had been mentioned as a possible Secretary of State under a McCain administration
2008 Republican National Convention
2008 Republican National Convention
Joe Lieberman