USA men and women book their tickets to Rugby Sevens' debut at the Rio Olympic Games. <br /> <br />Follow World Rugby on social media: <br />TWITTER.COM/RUGBYWORLDCUP <br />FACEBOOK.COM/RUGBYWORLDCUP <br />WWW.TWITTER.COM/WORLDRUGBY <br />FACEBOOK.COM/WORLDUGBY <br />INSTAGRAM.COM/WORLDRUGBY
