Steven Gardiner becomes world’s fastest man over 400m

No baggy shirt needed in final as Gardiner wins gold

Adidas launches newest version of the first-ever 3D-printed midsole

This 4DFWD is designed to reduce braking forces and push you forward

Wayde van Niekerk announces big move, prepares to join Noah Lyles in U.S.

The 400m world record holder is moving to Florida