Junior lightweight contender Mikaela Mayer (12-0, 5 KOs) puts her unbeaten record against Helen Joseph in the main event of Tuesday’s Top Rank boxing card at the MGM Grand Conference Center in Las Vegas (ESPN, 9 p.m. ET). This is the first time a women’s fight has been the main event for Top Rank card on ESPN.
Before that, the undercard includes interesting fights, one in the middleweight division between former MMA fighters Clay Collard and Lorawnt T Nelson.
Collard (7-2-3, 2 KOs) has fought 11 times in boxing since May 2019 and is 6-1 in his past seven fights, including a split decision victory over David Kaminsky less than a month ago. Nelson (5-3, 4 KOs) has gone 3-2 with two knockouts since becoming a boxer in June 2017.
Highly touted super middleweight Javier Martinez makes his pro debut against Jonathan Burrs (2-1, 0 KOs) in a four-round battle.
Clay Burns (9-8-2, 4 KOs) returns to the “bubble” at the MGM Grand for the second time in 19 days to face power puncher Ruben Cervera (11-2, 10 KOs) in a six-round lightweight bout.
Stay here for live undercard results and analysis.
Still to come:
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Mikaela Mayer vs. Helen Joseph, 10 rounds, female junior lightweights
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Clay Collard vs. Lorawnt T Nelson, eight rounds, middleweights
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Ruben Cervera vs. Clay Burns, six rounds, lightweights
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Javier Martinez vs. Jonathan Burrs, four rounds, super middleweights