Tennis Pro John Isner Serves Latest Sports-Themed Gender Reveal

It was the tennis edition of gender reveals. Tennis pro John Isner and his wife welcomed their first child in September and they're already expecting baby No. 2. Using a special tennis ball, Isner's serve revealed his next child will be a boy. He's not the only pro athlete to perform his own child's gender reveal. Former Major League Baseball player Ryan Howard took a swing to reveal his new baby's sex, first striking his famous bat pose. InsideEdition.com's Mara Montalbano has more.