USA vs Norway vs Belgium | Women's 4x400m Final | Olympic Qualifying

Five teams. Two Olympic spots. Everything on the line in the final heat of the women's 4x400m Olympic qualifying round. USA, Norway, Belgium, Brazil and Portugal go head-to-head knowing only the top two nations advance to the Olympic Games. With some of the world's strongest relay squads in the mix, the margins are razor-thin and the pressure is immense — every changeover, every straight, every second counts. Norway's Josephine Eriksen, Belgium's Naomi Van den Broeck and the USA's Alexis Holmes and Keniya Hayes are all in action as five nations fight for their Olympic futures in one of the most high-stakes relay races of the season. This is women's 4x400m relay racing at its most dramatic — world athletics at its finest.