TOPSHOT - Switzerland's Stan Wawrinka gives a line judge a hug after colliding with her going for a return against US player Reilly Opelka during their men's singles second round match on the third day of the 2019 Wimbledon Championships at The All England Lawn Tennis Club in Wimbledon, southwest London, on July 3, 2019. (Photo by Adrian DENNIS / AFP) / RESTRICTED TO EDITORIAL USE