NFL Commissioner Roger Goodell at a press conference in May. Goodell's handling of concerns about concussions and controversies surrounding players has led commentator Frank Deford to wonder whether Goodell is up to the job. David Goldman/AP hide caption

itoggle caption David Goldman/AP

Italy's Vincenzo Nibali, wearing the overall leader's yellow jersey, passes the Arc de Triomphe during the twenty-first and last stage of the Tour de France cycling race over 85.4 miles with start in Evry and finish in Paris, France. Christophe Ena/AP hide caption

itoggle caption Christophe Ena/AP