The 88-year-old, who had part of one lung removed as a young man, experienced two acute respiratory crises on Monday.

Vatican provides update on Pope’s new health crisis - Pope Francis has suffered further setbacks in his fight against ...

Pope Francis "experienced two episodes of acute respiratory failure, caused by a significant accumulation of endobronchial ...

Pope Francis was resting on Tuesday after he suffered further setbacks in his fight against double pneumonia – two new acute ...