NYT shows 17 year old Summer McKintosh of Etobicoke, Ontario, Canada, swimming with the greats such as her idol Ledecky in the 400 metres at Paris Olympics with use of breast, freestyle, back and butterfly strokes. The swimmers routine starts at 4.15 am and no matter how she feels she gets up goes to swim and tries the hardest for two hours 6.30 to 8.30 am then exercise training on land followed by 3-5 pm another two hours in the afternoon. She keeps at it steadily day after day.