Maxim Golovkin trains Kazakh boxer Ruslan Madiyev for his next fight

ASTANA. KAZINFORM Gennady Golovkin's brother is training Kazakhstani boxer Ruslan Madiyev (9-0, 4КО) for his next fight, Kazinform has learned from "Kazakhstan Profi Box" Facebook page.

Kazakhstani lightweight is scheduled to hold an 8 round fight against John Delperdan (10-3, 9КО) in Carson, California. The fight will be broadcasted live on HBO.