Melbourne Storm five-eighth and Queensland Maroons State of Origin captain Cameron Munster has revealed a piece of cartilage getting lodged in his knee joint was behind his latest injury setback. Munster is currently sidelined as his knee recovers, and speaking on the 167 Podcast, he revealed his knee joint had been grumbly for some weeks before totally locking up after the State of Origin decider. "I was getting my weeks strapped and getting it pulled across," Munster said on the podcast. "I'm not sure if I did more damage to it in the Origin game, but after the Origin game, it kept locking up on me. Cameron Munster was dealing with a “grumbly” knee for weeks before he finally needed surgery - a piece of cartilage had broken off & got stuck in the joint.