Today explains what happens to the leadership of the Catholic Church when a pope becomes incapacitated. Volodymyr Zelenskyy says he'll quit as Ukrainian President if his country gains NATO membership.

Pope Francis remains in critical condition as he receives treatment for double pneumonia, the Vatican shared on Sunday.

VATICAN CITY -- While the Vatican has detailed laws and rituals to ensure the transfer of power when a pope dies or resigns, ...

Pope Francis remains in the hospital in critical condition on Sunday. The Vatican says the pontiff is showing signs of kidney ...

“Pope Francis is touched by the numerous messages of affection and closeness that he continues to receive in these hours,” ...

He is said to be in critical condition with signs of early kidney failure.DFW Catholics are calling for people everywhere to ...

Emergency physician Dr. Kashif Pirzada explains the possible connection between the Pope’s latest diagnosis of acute kidney ...

The pope is particularly prone to lung infections because he developed pleurisy as a young adult and had part of one lung ...

Pope Francis is thanking Catholics around the world for their prayers as he continues battling double pneumonia in a Rome ...

Pope Francis remains in critical condition, with speculation now rising over what could happen next for both him and the seat he holds.