ELX01. Atlanta (United States), 19/11/2017.- Boston Celtics guard Kyrie Irving takes to the court with a protective face mask during the first half of the NBA basketball game between the Boston Celtics and the Atlanta Hawks at Philips Arena in Atlanta, Georgia, USA, 18 November 2017. (Baloncesto, Estados Unidos) EFE/EPA/ERIK S. LESSERERIK S. LESSEREFE