possible republican candidate donald trump s bombastic birther bunk. so last week the president sent a letter to hawaii s director of health requesting that the state make an exception and provide him with certified copies of his original birth certificate. we re not going to be able to solve our problems if we get distracted by sideshows and carnival barkers. reporter: in new hampshire, a triumphant trump. i feel i ve accomplished something really, really important, and i m honored by it. reporter: in a taping of the oprah winfrey show to air on monday, president obama joked that, of course, he knee he had been born in the u.s. he was there. he remembers it. jake tapper, abc news, the white house. and of course while donald trump continues to ponder his run for the white house, he s gone on a media blitz often talking about the birth certificate issue, but he s also talked about china, as well. have you heard this? repeatedly he s accused china of taking manufacturing jo