Under-20 100 meters world record and Commonwealth gold in the bag, and more to come — Africa is not known for sprinting. On the track, we are considered the best endurance runners. The people who go the mile, break records in marathons and long-distance races. Names like Eliud Kipchoge, Faith Kipyegon, Joshua Cheptegei, Genzebe Dibaba, and recently, Gudaf Tsegay and Soufiane El Bakali, come to mind…