Gabrielle Rose ROLLS to 100m breaststroke win, Summer McIntosh finishes last | NBC Sports

48-year-old Gabrielle Rose schooled the 100m breaststroke Final B field, which consisted entirely of swimmers less than half her age, as she powered to a win at the US Open in Austin while Summer McIntosh finished last. #NBCSports #Swimming #GabrielleRose » Subscribe to NBC Sports: https://www.youtube.com/nbcsports?sub_confirmation=1 » Watch Live Sports on Peacock: https://peacocktv.smart.link/v82e9dl56 NBC Sports Gr...