“Conclave,” director Edward Berger’s adaptation of the Robert Harris novel starring Ralph Fiennes as the dean of the College ...

Pope Francis was put on a non-invasive, mechanical ventilator Friday, and the Vatican said the pontiff is responding well to the treatment.

Pope Francis' condition was said to be improving up until Friday. Doctors are now expressing concern over his prognosis.

Amid ongoing health issues facing Pope Francis, here is the process by the Vatican when a pontiff passes away.