Lieberman supports Clinton after flirting with backing Trump
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Former Sen. Joe Lieberman (I-Conn.) on Wednesday backed Hillary ClintonHillary Rodham ClintonDem senator: Pardoning targets of Russia probe would be 'crossing a fundamental line' Trump officials: Russia meddled in the election Trump lawyers asking about presidential pardon powers: report MORE for president, after flirting with the possibility of supporting Donald TrumpDonald TrumpDem senator: Pardoning targets of Russia probe would be 'crossing a fundamental line' Trump lawyers looking into special counsel's potential conflicts of interest: reports Trump lawyers asking about presidential pardon powers: report MORE

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Lieberman told Fox Business he would vote for Clinton, the Democratic presidential nominee, in November.

He had left open the possibility of supporting Trump, the GOP nominee, in recent days. 

"I'm one of those people, and there are a lot of us, who don't quite feel comfortable either way yet," Lieberman said on Fox News last week. 

Lieberman, a longtime Democratic senator, was Al GoreAl GoreOvernight Energy: Exxon sues feds over M sanctions fine Gore: Progressive ideas 'gaining ground' among Democrats Gore: Trump prompting 'biggest upsurge' of climate activism ever MORE's running mate in 2000 on the party's presidential ticket. He lost his primary to Ned Lamont in 2006 but ran as an Independent and won the general election.

Lieberman endorsed Republican Sen. John McCainJohn McCainOvernight Defense: Trump gets briefing at Pentagon on ISIS, Afghanistan | Senate panel approves five defense picks | Senators want Syria study in defense bill Schwarzenegger tweets to McCain: 'You'll be back' Trump called McCain to wish him well after cancer diagnosis MORE (Ariz.) for president in 2008 over Barack ObamaBarack ObamaOvernight Regulation: Trump administration reveals first regulatory agenda | GOP lawmakers introduce measures to repeal arbitration rule | Exxon gets M fine for sanctions violation Mounting nationwide immigration enforcement costs 20 attorneys general urge DeVos to keep college sexual assault protections MORE.