Jamaica's Usain Bolt competes in the "Salute to a Legend" 100 meters during the Racers Grand Prix at the national stadium in Kingston, Jamaica, Saturday, June 10, 2017. Bolted start his final season with his last race on Jamaican soil and plans to retire from track and field after the 2017 London World Championships in August. (AP Photo/Bryan Cummings) *** Local Caption *** AP Photo Usain Bolt competes in the "Salute to a Legend" 100 meters during the Racers Grand Prix at the national stadium in Kingston, Jamaica

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