It'll be Holder. This has already been set up. Holder claims complete responsibility for the fiasco of civilian trials in NYC for KSm adn the 911 crew. That was a gross overstepping of authority, assuming it was even true. So now that the whole plan has unravelled Holder will make a convenient fall guy.
I'd look for Deval Patrick to replace him.
I'd look for Deval Patrick to replace him.