Gennady Golovkin kicks off fight week ahead of his May 5 title match against Vanes Martirosyan.
The fight will air live on HBO.
Gennady Golovkin kicks off fight week ahead of his May 5 title match against Vanes Martirosyan.
Gennady Golovkin kicks off fight week ahead of his May 5 title match against Vanes Martirosyan.
The fight will air live on HBO.