No, but control is. From their POV, they can't have candidates dictating who the moderators are. From the candidates' POV (not just Trump) they can't have the networks dictating who the candidates will be. I'm sorry it has to be Fox, but this conflict is overdue and may help to break the media of the notion that they really are kingmakers.
You listening to Rush? He is saying exactly this. Trump is tearing down the whole media establishment and their control over the political process.