Pope Francis, in critical condition battling double pneumonia, had a "tranquil" night, was alert and had rested after a respiratory crisis and blood transfusions, the Vatican said on Sunday. The pope

Pope Francis was in critical condition Saturday after he suffered a long asthmatic respiratory crisis that required high flows of oxygen, the Vatican said.

Many who know him said that Francis, driven by a sense of mission and a discipline born of his early training, essentially worked himself into the hospital.