Researchers Offer Alternative to Knee Replacement

Here's a simple statistic: by 2030, the number of knee replacement surgeries in the U.S. alone is expected to rise over 600 percent. But researchers at Ohio State University's Wexner Medical Center are now offering an alternative that can relieve the pain and slow the osteoarthritis that most often leads to the need for knee replacement. VOA's Kevin Enochs reports.