Now for Canelo there can really only be one man to fight .
That 's feared Kazakh fighter Gennady Golovkin , who beat British world champion Kell Brook and left Canelo with a broken eye socket last time out .
Now for Canelo there can really only be one man to fight and that 's feared Kazakh fighter Gennady Golovkin , who beat British world champion Kell Brook and left him with a broken eye socket last time out .