yer less susceptible to the injuries that Rose and Shumpert sustained, because they might lack the type of explosiveness it takes to blow out a knee ligament.</p><p>In fact, I think if you are tired, you are a lot less likely to tear your ACL because you are not going to be as explosive, said Altchek, who has operated on players such as Josh Howard, David West and Purdue's Robbie Hummel, and b