TUCSON, AZ - Undefeated World Boxing Organization (WBO) world champions Oscar Valdez and Gilberto "Zurdo" Ramirez headline an exciting world championship event Friday night at Tucson Arena.
Valdez (22-0, 19 KOs), a two-time Mexican Olympian with strong roots in Tucson, will be defending his WBO featherweight title against the WBO's No. 4 world-rated contender Genesis Servania (29-0, 12 KOs), of Bacolod City, Philippines.
WBO super middleweight champion Ramirez (35-0, 24 KOs), from Mazatlan Mexico, will take on No. 1 contender and mandatory challenger Jesse "Hard Work" Hart (22-0, 18 KOs), of Philadelphia, PA, in the grudge match of the year.
The four warriors boast a perfect combined record of 108-0 (73 KOs) with nearly 70% of their victories coming by way of knockout.
There are six other fights on the undercard which will begin at 4:30 p.m.
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