CNNW CNN Newsroom May 29, 2012
good morning to you. i'm carol costello. thank you for joining us this morning. mitt romney is standing by his decision to attend a vegas fund-raiser with donald trump today even though the real estate mogul won't let go of the birther issue. trump is again questioning where president obama was born. he first raised the issue a year ago. you know, back when he was running for president. >> barack obama should end this. he should provide the public with a birth certificate. if he doesn't do it, he's doing a tremendous disservice to the public. >> trump harped on the issue for such a l...