Serene Branson may have suffered stroke on air

CBS news reporter Serene Branson was taken to the hospital last night after showing signs of a possible stroke. While reporting on the Grammys from LA, she became unable to pronounce words properly, releasing a string of unintelligible sounds before the camera cut away. Signs of a stroke include the inability to speak, as well as face numbness, weakness on one side of the body, and double vision. You can read more about stroke symptoms on About.com's Heart Health site.