Breaking News: The Pentagon is blocking the U.S. from sharing evidence on Russian atrocities in Ukraine with the International Criminal Court, officials said. Military leaders fear setting a precedent that might pave the way for it to prosecute Americans.
That's what happened in original war crime trials too. They tried to prosecute German U Boat crews for blowing up civilian ships, but then decided not to because the US had done it too.
Think I read it in Blackshirts and Reds... Or maybe Shock Doctrine by Naomi klein