Canadian Summer McIntosh emphatically reclaimed the world record in the 400m freestyle ahead of a likely showdown with Katie Ledecky at this summer’s World Championships. McIntosh, a triple gold medalist at the Paris Olympics, clocked 3 minutes, 54.18 seconds at the Canadian trials for worlds in Victoria, British Columbia, on Saturday night.

McIntosh wins the women's 800-metre freestyle final at the Canadian swimming trials from Victoria, B.C., with a national record time of 8:05.07.