French swimmer Leon Marshaw on the World War II of Sports set a new world record at a distance of 400 meters with a complex.
In the final swim, the Frenchman showed the result of 4 minutes 2.5 seconds.
Thus, a 21-year-old athlete broke the record of the 23-fold Olympic champion of American Mile Felps (4.03,84), which was held from the 2008 Olympics in Beijing.
Leon Marshan became the world champion for the third time.