Pitchers of all ages are increasingly blowing out their arms and needing what's known as Tommy John surgery. Sports writer Jeff Passan discusses his new book 'The Arm.' Jacob Bernstein is the director of the new HBO documentary about his mother, late writer and director, Nora Ephron (Heartburn, When Harry Met Sally). It's about her life, her writing and her fatal illness, which she kept secret from almost everyone.
