Karadima has been the face of the church's sex abuse scandal in Chile. In 2011, a Vatican tribunal found him guilty of sexually abusing dozens of minors.
The statement on the appointment of bishops in China has sparked confusion and criticism among some Catholics. The pope reassured them that functionaries won't be named to deal with religious issues.
As Pope Francis grapples with a growing scandal, an accused bishop has resigned in West Virginia and a new study has emerged documenting the scale of clerical abuse in Germany.
In the era of social media and the 24-hour news cycle, mudslinging between rival church factions is now occurring in the open. Key unanswered questions have emboldened some of the pope's critics.
As the pope departed for Rome Sunday night, his visit to Ireland only seemed to reinforce the decline of Roman Catholic authority in a country that was once synonymous with the faith.
In an 11-page letter, an ex-Vatican diplomat calls for Pope Francis to resign, alleging he knew about former Cardinal Theodore McCarrick's abuses for years.
The pope is under intense pressure to enact concrete measures to ensure accountability for church officials who ignored or covered up sexual abuse by clergy.
The pontiff's comments were in a letter penned nearly a week after a Pennsylvania grand jury report detailed decades of alleged child abuse and cover-ups. "We abandoned them," Francis wrote.
After 16 hours of debate, the country's Senate voted 38 to 31 against a measure passed earlier by the lower house of Congress that would have allowed abortions through the 14th week of pregnancy.
It's a shift for the church, which used to consider the death penalty an "acceptable, albeit extreme, means of safeguarding the common good" in response to certain crimes.