https://www.florugby.com/articles/6157898-usa-rugby-unveils-new-plan-for-hs-college-all-americans

http://www.americasrugbynews.com/2018/03/26/up-and-under-133/

http://theprovince.com/pmn/sports-pmn/canadian-under-18-mens-rugby-sevens-men-caught-up-in-youth-olympic-numbers-game/wcm/968b8cf5-2c49-4909-a3c8-fdcf3fcc6053