He’s going to run to the courts and try to get it reversed.
They have him on the same "criminal" charges that they brought against Flynn.
And then there is the fact that the IG has far MORE on McCabe and this is out of any court's hands! The "fat lady" has yet to sing the final aria, ergo, trying to take this to any court, is also not just premature, but would constitute "obstructure" !