ISIS leader repeatedly raped American hostage Kayla Mueller, US finds
The idea was that, like 'Death of Superman', we had 'Rape of Wonder Woman'; a twenty-two page rape scene that opened up into a gatefold at the end just like Superman did.
This was meant to be DC's way of exploring a state of weakness to Wonder Woman in a similar vein to the previously Superman and Batman stories; with the comic starting with Wonder Woman being violated in public.