Swimming: Teenager Summer McIntosh smashes 400m freestyle swimming world record at Canadian trials

The 16-year-old continues her meteoric rise in the sport by breaking a record previously held by Ariarne Titmus and Katie Ledecky. Find out more below
Canada's swim star Summer McIntosh reveals the secret behind her success in our exclusive chat. And the two-time world champion talks about her relationship with water.

McIntosh breaks Titmus's 400m freestyle world record

McIntosh breaks Titmus's 400m freestyle world record

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McIntosh breaks Titmus' 400m freestyle swimming world record

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Canada's McIntosh sets 400m medley world record

Summer McIntosh sets another world record at Canadian swimming trials, this time in 400m individual medley