Nike's Newest Running Sneakers: One Is Banned, One Isn't - Bloomberg
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Nike Super Spikes Are So Fast That Rivals Are Wearing Them - WSJ
Nike's 3D Printed Sprinting Shoe the Zoom Superfly Flyknit Will be Worn at the 2016 Olympic Games in Rio - 3DPrint.com | The Voice of 3D Printing / Additive Manufacturing
Sebastian Coe shrugs off concerns that Nike track spikes give unfair advantage | Athletics | The Guardian
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