VATICAN CITY (AP) — Stung by accusations of spreading "fake news," the Vatican on Saturday released the complete letter by Emeritus Pope Benedict XVI about Pope Francis after coming under blistering criticism for selectively citing it in a press release and digitally manipulating a photograph of it.

The previously hidden part of the letter provides the full explanation why Benedict refused to write a commentary on a new Vatican-published compilation of books about Francis' theological and philosophical background that was released to mark his fifth anniversary as pope.

In addition to saying he...