Video | Gennady Golovkin vs. Marco Antonio Rubio: Rubio Full Workout

Video | Gennady Golovkin vs. Marco Antonio Rubio: Rubio Full Workout

Marco Antonio Rubio - Alexis Cuarezma - Getty Images
Photo by Alexis Cuarezma/Getty Images

Marco Antonio Rubio works out at his media day ahead of his fight with Gennady Golovkin on Oct 18, 2014 live at the StubHub Center in Carson, California.