Scandal (n.) briefly opens the press: institutions need to relegitimize themselves, and canny journalists hold stories back for that moment.
A Scandal (n.) of state deceit goes, in the American press, from dud to old news without ever being news: first ignored, then dismissed as what everyone always knew.
Scandal (n.) that can no longer be hidden is presented by a free press as proof that our institutions correct themselves — while those institutions stay shielded from scrutiny.
Scandal (n.) by media standards means a threat to the powerful: a break-in at the Democratic party is Watergate; a decade of FBI break-ins at a small socialist party is nothing.
Scandal (n.) exposes crimes that are real but trivial beside the state's truly serious criminal programs, which are ignored or deemed legitimate.