Pope Francis was conscious but still receiving high flows of supplemental oxygen Sunday following a respiratory crisis and blood transfusions, as he remains in critical condition with a complex lung infection,

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

Pope Francis rested overnight in the hospital, the Vatican said on Sunday. "The night passed peacefully. The Pope rested," the Holy See said in a short statement. The 88-year-old pontiff underwent another round of clinical tests on Sunday morning,