Barack Obama: “Over the last two-and-a-half years, there's been an effort to go at me in a way that is politically expedient in the…”

“Over the last two-and-a-half years, there's been an effort to go at me in a way that is politically expedient in the short term for Republicans, but creates I think a problem for them when they want to actually run in a general election, where most people feel pretty confident the president was born where he says he was, in Hawaii.”