They're not concerned with incidental audio like that.
That pre-dated the digital systems in place now. I think they would have cut to any other image but that.
Edge is horrible. Most video feeds are executed via HTML5, and Microsoft is notorious for non-compliance. FF is good, Chrome is really good, too, for media.
In their pockets, making sure they get "decision-makers" in the future? I'm sure, beyond that, there's some sort of agreement not to lay into the coach or the GM.