Pope Francis has revealed in an interview published Sunday that shortly after being elected pontiff in 2013 he wrote a resignation letter in case medical problems impede him from doing his duties.

Pope Francis began a visit to Canada on Sunday to apologize to Indigenous peoples for abuses at residential schools, part of the the Catholic Church's efforts to reconcile with Native communities.

Francis says individuals have a responsibility to care for themselves "and this translates into respect for the health of those around us."

President Biden's meeting at the Vatican with the pope is one of several gatherings scheduled with global leaders over the next week.

The pope and the president share liberal stances on climate change and economic disparity. A theology scholar argues U.S. Catholic Church leadership is increasingly allied with the political right.

The Vatican said it's permitted to get COVID-19 vaccines due to the "grave danger" of the pandemic, even if scientists used "cell lines from aborted fetuses in their research and production process."

Wilton Gregory, the archbishop of Washington, D.C., is among 13 church leaders elevated to cardinal at a ceremony at the Vatican on Saturday.

A 28-year-old priest is charged with sexually abusing an altar boy over a five-year period in a Vatican City youth seminary. Another priest, the former rector, is charged with covering up the abuse.

The Vatican has long maintained that Pope Pius XII did everything he could to save Jewish lives, but newly unearthed papers have renewed accusations of complicit silence against him.

A step-by-step manual for investigating and reporting sexual abuse cases involving clergy calls on church authorities to alert civilian officials even if not required to do so by law.