LAS VEGAS, NV - SEPTEMBER 16: Gennady Golovkin (L) thows a left at Canelo Alvarez in the fourth round of their WBC, WBA and IBF middleweight championship bout at T-Mobile Arena on September 16, 2017 in Las Vegas, Nevada. The boxers fought to a draw and Golovkin retained his titles.   Ethan Miller/Getty Images/AFP
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