Almost three years after a serious knee injury, Wayde Van Niekerk, the South African world record holder in the 400m (43''03), wants to become the first man to complete the lap in less than 43 ''.
Olympic champion in 2016 in Rio and double world champion (in 2015 and 2017), Van Niekerk was injured in October 2017 during a touch rugby match with other celebrities
