Thousands of people gathered in St. Peter's Square Monday evening to pray for an ailing Pope Francis, expressing sorrow for his s

Pope Francis is being treated for double pneumonia and recent blood tests also revealed "mild renal insufficiency."

Pope Francis remained in critical condition Monday but showed slight improvement in laboratory tests and resumed some work, the Vatican said, including calling a parish in Gaza City that he has kept in touch with since the war there began.

Pope Francis remained in critical condition as the Vatican called senior church officials in Rome to a special saying of the rosary in St. Peter’s Square.

Pope Francis, battling double pneumonia, remains in a critical condition and his prognosis is still guarded because of the "complexity" of his clinical condition, the Vatican said on Sunday. The pope was admitted to Rome's Gemelli hospital on February 14 after having trouble breathing for several days and subsequently had pneumonia diagnosed in both lungs.

Pope Francis, who is in critical condition in hospital battling double pneumonia, rested well throughout the night, the Vatican said on Tuesday. The 88-year-old pope was admitted to Rome's Gemelli hospital on February 14.