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,

Francis remains in critical condition but has not suffered any additional crises, the Vatican said Sunday evening, after reporting Saturday the pope suffered a “long asthmatic respiratory crisis” days after he was hospitalized for pneumonia.

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.