Gennady Golovkin showing off his speed and movement while shadowboxing at the Summit Gym

VISIT FOR MORE EXCLUSIVES More coverage from Abel Sanchez’s Summit Gym in Big Bear, California as WBA middleweight champion Gennady Golovkin (26-0, 23 KO’s) shows off his speed, fluidity, and movement while shadowboxing. Golovkin faces off with Matthew Macklin on June 29th at the MGM Grand in Foxwoods in Mashantucket, Connecticut on HBO. Photo credits: Chris Robinson Music credits: Tom Cusack ()