Concerns over Pope Francis' health have mounted in recent years as have questions about his succession. Here's what we know.

Concerns over Pope Francis' health have mounted in recent years as have questions about his succession. Here's what we know.

Pope Francis, hospitalized since February 14th, is in critical condition due ... or Cardinal Raymond Leo Burke, who was previously archbishop of St. Louis, Missouri.

Francis, 88, was hospitalized Feb. 14 after suffering ... or Cardinal Raymond Leo Burke, who was previously archbishop of St. Louis, Missouri. However, as the pope is also the head of state ...

Pope Francis remained in critical condition Sunday ... Francis, 88, was hospitalized Feb. 14 after suffering from a bout with bronchitis that saw him struggle to speak and breathe during public ...

The 88-year-old Pope Francis has been hospitalized since Feb. 14, first battling a bout of bronchitis that led to pneumonia in both of his lungs.