Shaine Casas holds off Leon Marchand, sets American Record in 200m IM at Swim World Cup | NBC Sports

Shaine Casas bested his own American record and staved off world record holder Leon Marchand for the win in the men's 200m individual medley at the World Aquatics Swimming World Cup. #NBCSports #Swimming #ShaineCasas » Subscribe to NBC Sports: https://www.youtube.com/nbcsports?sub_confirmation=1 » Watch Live Sports on Peacock: https://peacocktv.smart.link/v82e9dl56 NBC Sports Group serves sports fans 24/7 with premie...