(SYRACUSE.COM) WASHINGTON, D.C. -- U.S. Rep. Richard Hanna, a three-term Republican, said Tuesday he will vote for Hillary Clinton for president because Donald Trump is "unfit to serve our party and cannot lead this country."

Hanna becomes the first Republican member of Congress to publicly declare he will vote for Clinton in November.

Other GOP members of Congress have refused to endorse Trump, but until now none had promised to vote for his Democratic opponent.

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