Rep. Anthony Weiner tells NBC's Luke Russert that he can't say "with certitude" if the lewd photo tweeted from his Twitter account is indeed a photograph of him -- though he does say flatly that he did not tweet it:

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The Atlantic Wire's Ujala Sehgal recapped the beginnings of this mini-scandal on Monday. Today's interview comes after Weiner clashed with reporters on Capitol Hill Tuesday, refusing to say plainly whether he tweeted the photo.