March 25, 2016 11:28 am Seniors Dance Their Way to Better Health A program finds that Latin dance classes can help improve physical fitness. NBC’s Erika Edwards reports. Local 2:32 Kelly Clarkson confirms weight-loss drug helped her health journey 3:34 Julianne Hough calls Derek Hough's wife Hayley Erbert ‘incredible' in heartfelt update 2:06 NTSB releases initial report 49 days after Key Bridge collapse 17:01 Chris Pine and Kelly Clarkson answer personal questions in ‘saucy' new game 2:41 Kyle Richards panics as rat crawls on her car and traps her inside in hilarious video