May 13, 2011 11:34 am How Is Ralph Macchio's ‘Dancing' Injury? Ralph Macchio and his “Dancing with the Stars” partner, Karina Smirnoff, take a break from rehearsals to chat about Ralph’s knee injury. Has he been able to rest and let his injury heal? US & World Videos 2:14 Kate Beckinsale returns to red carpet after hospitalization for mysterious illness 3:15 NSC reviewing cease-fire proposal: ‘I don't know that it gets any more sensitive than it is right now' 2:23 Climate change is moving Tornado Alley and driving more tornado outbreaks 1:47 Reese Witherspoon and Ryan Phillippe's daughter Ava calls out body shamers 5:00 Demonstrations disrupt classes at UCLA