Threaten to pull their money and power, and their "mechanic" is liable to pull a trigger.
There's a case to be made that, if he wanted to do this, he ought to have waited until he was in office and then just done it.
You can bet that someone made a phone call last night, and someone else is doing some preliminary planning for Cruz to have an accident or just get shot.
There is something to be said about that approach, Scott Walker understood it and employed it (when his policies worked, he was recalled and won, and then was elected again in his 2nd run for governor. But the down side is that it's too easy to twist their positions.
I agree with you. Having declared himself, Cruz has become the mortal enemy of the fed bureaucracy. He should have kept his intentions quiet. This is a very bad strategic error, to let on like this.