Sen. Joseph I. Lieberman (I-Conn.) is retiring from the Senate this month after 24 years of service. First elected as a Democrat, he has served as an independent for the last six years and has throughout his career served as a Democratic contrarian.

Watch in the video below as Lieberman tells 2chambers about his one regret from the 2008 presidential campaign, why he doesn’t spend too much time dwelling on the 2000 presidential campaign and how Al Gore once helped him observe the Jewish sabbath:

Read our full story about Lieberman’s retirement and share your thoughts in the comments section below.

Follow Ed O’Keefe on Twitter: @edatpost

PREVIOUS EXIT INTERVIEWS:

Barney Frank on when he started telling colleagues he was gay

Ron Paul on the future of the Republican Party

Read more at PostPolitics