McCain vote touches off social media frenzy

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PHOENIX (3TV/CBS 5) -

Sen. John McCain's crucial vote on healthcare cemented his reputation as a "maverick" Republican willing to buck his own party.

But his vote late Thursday also set off a frenzy on social media where he was compared to Roman emperor and played the star in a rap video.

[RELATED: McCain, fighting cancer, turns on GOP and kills health bill]

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