Gennady Golovkin, left, defended his middleweight title Saturday by stopping Martin Murray in the 11th round in Monaco, Monte Carlo/Photo by Action Images

Gennady Golovkin on Saturday retained his middleweight championship when he stopped tough Martin Murray in the 11th round in the main event from Monaco, Monte Carlo.

Golovkin (32-0, 29 KOs) has now stopped his past 19 opponents inside the distance. He did so while decking Murray three times. Referee Luis Pabon finally stopped the bout in the 11th.

Golovkin, of Kazakhstan, is trained by West Covina native Abel Sanchez at Sanchez’s Summit Boxing Gym in Big Bear.

Murray, of England, is 29-2-1.