Marco Rubio will run for re-election for his Florida Senate seat, reversing his previous decision to leave Capitol Hill.
Rubio, who ended his White House bid earlier this year, had long insisted that he would be a "private citizen" after his current Senate term expires. But he came under intense pressure from his own party to seek re-election amid concerns that Republicans could lose their majority in the United States Senate.
"Rubio believes we need principled conservatives in the Senate regardless of who is the next president, and now isn't the time to leave public service given all the challenges facing America," an aide told NBC News, noting that the recent mass shooting in Orlando was a major reason for reconsidering his decision.
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