By Theodore Schleifer

PHILADELPHIA (CNN) — Former Vice President Al Gore endorsed Hillary Clinton on Monday, the opening day of the Democratic National Convention in Philadelphia.

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Gore, who served as President Bill Clinton’s No. 2, said in a series of tweets that while he was not at the convention, he does indeed support her.

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“Given her qualifications and experience — and given the significant challenges facing our nation and the world, including, especially, the global climate crisis, I encourage everyone else to do the same,” he tweeted.

Gore drew headlines for not yet endorsing her, six weeks after she became the presumptive Democratic nominee.

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