July 6, 2011 8:32 am New Test Can Determine Severity of Scoliosis New DNA test can determine the severity of spinal disorder. US & World Videos 1:07 Britney Spears spotted as authorities respond to alleged hotel incident 8:01 Lady Gaga's outfit changes, Rihanna's bold looks and more iconic Met Gala moments 2:48 Taylor Swift fans react to Jake Gyllenhaal and Sabrina Carpenter's ‘SNL' appearance 2:05 Whoopi Goldberg reveals who will inherit her fortune 0:45 Lakers fire head coach Darvin Ham