Greg Jackson: Powerlifting is a problem for Jon Jones

In the main event of UFC 197, Jon Jones defeated Ovince Saint Preux to claim the interim UFC light heavyweight champions

While Jones seemed extremely gun-shy throughout the fight, he explained post-fight that the late change of opponents…

While Jones stated that he felt like he could go another 5 rounds after the fight, corner-cam audio captured his head coach, Greg Jackson, criticizing Jones’ power-lifting regimen after round 5.