Earlier quoted context omitted.
A gag order cannot force you to say something. That would be government compelled speech, which is generally frowned upon by courts, to put it mildly.
No, but a gag order can prohibit you from saying something specifically with regard to national security issues. So downvote away, but these documents do exist and these circumstances can and will happen. In fact, everyone impacted by Aurora, were strictly under gag orders during the onset of that investigation too.
And what did they say then? They shut up didn't they?