I recently came across this headline:
David Kertzer has spent decades excavating the Vatican’s hidden history, with his work winning a Pulitzer and capturing Hollywood’s attention. A new book examines Pope Pius XII’s role in the Holocaust.
But of course, you don't have to go back to the Holocaust.
As of right now, this bit by Sam Harris is still available. Here is some text that covers some of it. I can't add anything.
This has nothing to do with religion, just pure gruesome criminality.