Skydiving-South African Wallis pushes wingsuit flying to global heights

With the jagged peaks of Cape Town's Table Mountain beneath him and the wind roaring past his wingsuit, South African Jean-Jacques Wallis is redefining the limits of human flight – and putting South Africa on the global map of extreme aerial sports. Wallis, 35, is one of the world's fastest wingsuit flyers, achieving speeds of 230 km/h (143 mph).