No official announcement yet, but the president of the Russian Boxing Federation, Umar Kremlev, has confirmed that WBC/WBO cruiserweight champion Oleksandr Usyk (14-0, 11 КО) and WBA/IBF champion Murat Gassiev (26-0, 19 КО) will contest the final leg of the Super World Series of Boxing July 21 in Moscow at the Olympic Stadium sports complex according to XSPORT.

Usyk and Gassiev were scheduled to fight on May 11 in Saudi Arabia, but the fight was postponed due to an injury suffered by Usyk.