Claim: Weston Kelsey competed at the World Fencing Championships (inaugurated after 1920) and later won the silver medal in team épée
Evidence: He has competed at the World Fencing Championships since 2003. 
1921 (1921) He was a member of the American team that won the silver medal in team épée at the 2010 World Championships and a member of the American épée team that won the 2012 World Championships in Kiev, Ukraine.