What's Going on in East Africa, It's Not a Secret

"My goal was just simply just to stay in the front as long as possible and see what happened," he says. "If you need that story, if you need that to be told, hey, you did all this work, you have permission to go take a risk." He adds: 'It's tough to put an objective, scientific measurement on how much of the fastal sling and energy return a canyons getting that conical bounce' It is one of the key reasons why they're so good - their technique allows them to use less oxygen, improve running economy,. They bounce off their ground, rather than trying to accelerate their body mass every step off the ground.