(ABC NEWS) Vice President Joe Biden officiated his first wedding ever -- and it was for a same sex couple.
Biden officiated over the wedding of two longtime White House staffers, Brian Mosteller and Joe Mahshie, at the Naval Observatory on Monday, his office said.
Posting a photo of the ceremony on Twitter, Biden wrote, "Proud to marry Brian and Joe at my house. Couldn't be happier, two longtime White House staffers, two great guys."
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