Cape Town - Watch as South Africa's Wayde van Niekerk wins the gold medal in a new world record time for the 400m at the Rio Olympics.
Top 10 'must read' Wayde van Niekerk gold medal-winning world record run articles!
Van Niekerk stopped the clock in 43.03, breaking American legend Michael Johnson's 17-year old record.
Van Niekerk's run was also Team South Africa's first gold of the 2016 Games - thus far...