Russian Kalinin defeated American Walker in a fist fight at a tournament in the USA

Russian fighter Sergey Kalinin defeated American Brock Walker at the Blood4Blood fist fighting tournament, organized with the support of the BKFC league. The fight took place in Daytona Beach on May 6.

The fight took about a minute, and after Walker was knocked down three times, the referee decided to stop the fight.

Kalinin, 42, now has four wins, including two by knockout, and three losses. The 40-year-old Walker has two wins, one of them by knockout, as well as three losses.

Australian boxer Nikita Tszyu defeated Spaniard Oscar Diaz in a duel for the title of the intercontinental champion (WBO International) in the first middleweight division. The tournament took place on May 6 in Newcastle.