Merritt makes sure 400m World Junior title remains in US hands By IAAF Press Release / July 16, 2004 1:51 AM 17-year-old LaShawn Merritt became the fifth American in the history of the IAAF World Junior Championships to clinch gold in the men This content is available to registered users with an active subscription. If you are already a subscriber, please login. Your subscription goes a long way in supporting this site. Thank you! Please login or register for an account, then subscribe.