A nadadora canadense Summer McIntosh derrotou Ledecky nos 800m livres, estabelecendo um novo recorde canadense com 8m11s39. Canadian swimmer Summer McIntosh defeated Ledecky in the 800m freestyle, setting a new Canadian record at 8:11.39.

A nadadora canadense Summer McIntosh derrotou a três vezes medalhista de ouro olímpica Katie Ledecky na prova de estilo livre de 800 metros no Campeonato Seccional Sul da Zona Sul, estabelecendo um novo recorde canadense. Canadian swimmer Summer McIntosh defeated three-time Olympic gold medalist Katie Ledecky in the 800-meter freestyle event at the Southern Zone South Sectional Championships meet, setting a new Canadian record. McIntosh terminou a corrida em 8 minutos e 11,39 segundos, enquanto Ledecky ficou em segundo com 8:17,12. McIntosh finished the race in 8 minutes 11.39 seconds, while Ledecky came in second with 8:17.12. A vitória de McIntosh quebrou o recorde canadense anterior de 8m20s19, estabelecido por Brittany MacLean em 2014. McIntosh's win broke the previous Canadian record of 8:20.19, which was set by Brittany MacLean in 2014.