Pope Francis died from a cerebral stroke and subsequent heart failure, the Vatican has announced. The cerebral stroke led to a coma and irreversible heart failure, a death certificate published by the Vatican says. The report comes around 12 hours after the pontiff's death was first announced. Francis suffered from a chronic lung disease and had one part of one of his lungs removed as a young man. Read more: https://news.sky.com/story/pope-francis-dies-vatican-pays-tribute-to-a-life-dedicated-