MALAGA, Spain — Not surprisingly, Rafael Nadal couldn’t take a step around ... Used to wear all his kits, his shoes, everything. A lot of neon colors,” said Ben Shelton, a 22-year-old ...

Footwork in tennis spans a wide range of movement: running backward, lunging, sidestepping, and even sliding (think Rafael Nadal at the French Open), which is why running shoes and other ...