Katie Ledecky pips Summer McIntosh in sizzling 400m freestyle fightback

Katie Ledecky shattered expectations by setting a new US freestyle record with a stunning 3:56.81 victory over Summer McIntosh in the TYR Pro Swim Series, outpacing Parisian swimmer Leon Marchand after his return from a layoff. The win extended her dominance in US swimming and highlights her two consecutive triumphs against McIntosh. With the World Championships looming, Ledecky aims to close the gap on her 2016 Olympic gold medal, while McIntosh secured third place in his US debut in the men's 400m free, with other stars like Shaine Casas and Alex Shackell continuing their strong performances.