Team World's player Jack Sock returns the ball during the 2019 Laver Cup tennis tournament in Geneva, on September 22, 2019. (Photo by ROMAIN LAFABREGUE / AFP) (Photo credit should read ROMAIN LAFABREGUE/AFP via Getty Images)
Team World's player Jack Sock returns the ball during the 2019 Laver Cup tennis tournament in Geneva, on September 22, 2019. (Photo by ROMAIN LAFABREGUE / AFP) (Photo credit should read ROMAIN LAFABREGUE/AFP via Getty Images)