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Joe Lieberman speaks at a 'Stop Iran Rally,' regarding the Iran nuclear deal on September 1, 2015 in New York City. Graham is one of 16 Republican hopefuls running for the Republican presidential nomination. Congress has until September 16 to either officially support or denounce the deal/picture alliance Photo by: Dennis Van Tine/Geisler-Fotopres/picture-alliance/dpa/AP Images
Joe Lieberman speaks at a 'Stop Iran Rally,' regarding the Iran nuclear deal on September 1, 2015 in New York City. Graham is one of 16 Republican hopefuls running for the Republican presidential nomination. Congress has until September 16 to either officially support or denounce the deal/picture alliance Photo by: Dennis Van Tine/Geisler-Fotopres/picture-alliance/dpa/AP Images

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    Who is Joseph Lieberman?

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Who is Joseph Lieberman?

Everything you need to know about Joseph Lieberman, former United States Senator from Connecticut.

Who is Joseph Lieberman?

Everything you need to know about Joseph Lieberman, former United States Senator from Connecticut.