March 26, 2012 12:50 pm Knee Pain Help Do you suffer from knee pain? Orthopaedic Surgeon Mark Brigham, MD from Delaware County Memorial Hospital with expert advice on how to ease knee pain. For more information go to ckmotion.org. US & World Videos 1:32 Police search for man accused of kidnapping woman at knifepoint outside Bucks County Wawa 0:20 Officials investigate a deadly crash on the 202 Parkway involving a semi-truck 1:49 South Philly residents find ways to beat the summer-like heat, starting with water ice 9:46 Another NJ earthquake: The Lineup 2:54 Penn leaders reiterate to pro-Palestinian protesters that they need to pack up camp