He may go after the press outlets involved at a time of his choosing.
And as for going after Mr. Schindler, he can even argue that the familial bond outweighs the direct damage caused. In other words, he doesn't have to play your game, and he can look noble in so doing.
Bottom line: if you don't know something is a fact, don't state it as such, and you'll save yourself a lot of grief.