Stefan Fatsis and Josh Levin are joined by the New York Times’ Mark Leibovich to discuss the NFL’s opening weekend, by Racquet’s Caitlin Thompson to assess Sloane Stephens’ U.S. Open win, and by Mike Pesca for a debate about the Red Sox’s sign-stealing.NFL (1:08): Mark Leibovich describes his experiences in New England and Dallas during pro football’s opening week, and whether owners are getting closer to dumping Commissioner Roger Goodell. Sloane Stephens (18:38): Caitlin Thompson joins to talk about the rise of the young American women at the U.S. Open, and what to make of Sloane Stephens’ surprising triumph.Red Sox sign-stealing (32:56): Mike Pesca returns to Hang Up to help Josh and Stefan decide whether the Red Sox’s technologically enabled sign-stealing scheme is cheating or gamesmanship.Afterballs (50:09): Learn more about your ad choices. Visit megaphone.fm/adchoices