New Details Emerge on Hayden Panettiere’s Sudden Death

Officials say Hayden Panettiere was in cardiac arrest when paramedics responded to a 911 call on Sunday afternoon in the South Carolina home where she had been staying. “EMS personnel initiated advance cardiac life support measures, however, resuscitation efforts were unsuccessful,” the coroner said in a statement. The official cause of death is still under investigation. NBC’s Steve Patterson reports for TODAY.