US high school student Cooper Lutkenhaus wins 800m to become youngest ever indoor world champion

17-year-old took time off high school to win goldBeats Belgiums Eliott Crestan by 0.14 secondsUS teenager Cooper Lutkenhaus made history on Sunday when he won gold in the 800m to becomes the youngest ever champion at the world indoor athletics championship.The 17-year-old, who took time off from his classes at Northwest High School in Texas to compete at the championships, won gold with a time of 1min, 44.24sec, 0.14 seconds ahead of Belgiums Eliott Crestan. Mohamed Attaoui of Spain won bronze.