HOUSTON, TX - The Republican presidential candidates weren't afraid to throw down some heavyweight punches at Thursday's debate. While on the University of Houston campus, Marco Rubio, Donald Trump and Ted Cruz spent the night throwing jabs at each other. That got NewsFix thinking of how to actually land a few blows in a fight. Crystal Saldivar, owner of 9 Roud 30 Min Kickbox Fitness on Westheimer, shows us a few boxing techniques in the video above.
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