Golovkin vs. Brook + Gonzalez vs. Cuadras Preview | September 10 on HBO

Unified middleweight world champion Gennady “GGG” Golovkin, (35-0, 32 KO’s) defends his title against undefeated British boxing star and welterweight titleholder Kell Brook, (36-0, 25 KO’s) live Saturday, September 10 at 5:30PM on HBO. Subscribe to HBO Boxing YouTube channel: HBO Boxing on Instagram: HBO Boxing on Snapchat: hboboxing HBO Boxing on Facebook: HBO Boxing on Twitter: