New Delhi, Feb. 23 -- Pope Francis, 88, remains in critical condition while battling double pneumonia but had a "tranquil" night, the Vatican reported on Sunday (February 23). "The night was tranquil, the pope rested," the Vatican said in an update.

He is alert and resting after receiving blood transfusions and oxygen support following a severe respiratory crisis.

"The condition of the Holy Father continues to be critical. Therefore, as explained yesterday, the Pope is not out of danger. This morning, Pope Francis experienced an asthma-like respiratory crisis of prolonged intensity, which required the administration of high-flow oxygen," the Vatican said in its statement.

"Today's blood tests also revealed thrombocytopenia, associated ...