**FILE** In this May 6, 2009, photo, Bristol Palin, daughter of former Alaska Gov. Sarah Palin, arrives at an event to promote National Teen Pregnancy Awareness Day in New York. Miss Palin, an unwed mother, said Wednesday that abstinence is a realistic way for teens to avoid unwanted pregnancy -- a view not shared by the father of her infant son. (AP Photo)

Photo by: Mary Altaffer

**FILE** In this May 6, 2009, photo, Bristol Palin, daughter of former Alaska Gov. Sarah Palin, arrives at an event to promote National Teen Pregnancy Awareness Day in New York. Miss Palin, an unwed mother, said Wednesday that abstinence is a realistic way for teens to avoid unwanted pregnancy -- a view not shared by the father of her infant son. (AP Photo)