Kammala wannan jumla: Waterhouse ya yi gasa a Wasannin Olympics na 2016 a Rio de Janeiro, yana wakiltar Samoa na Amurka a gasar
a cikin nauyin kilo 73 na maza, inda aka fitar da shi daga Chamara Repiyallage na Sri Lanka a zagaye na biyu na gasar cin nasara 000-101.