In More on the Justice Department, the Pentagon, and the Supreme Court, Eric Muller is asking the right questions about whether the Justice Dept. misled the Supreme Court, either on purpose or (more likely) due to incompetence or manipulation.
Two months ago I would have been confident that of course no one in the SG's office would knowingly lie to the Supreme Court. I still think that's more likely than not. But when your government will torture people, everything has to be on the table.