[Soliton]

The incident, described by the Prison Service as 'concerted indiscipline'

I thought they spoke English over there?

[ScottinVA]

“The incident, described by the Prison Service as ‘concerted indiscipline’”

And I suppose the rioters were termed “excitedly concerned guests.”

[Vanders9]

Nu-speak. “Concerted indiscipline” sounds much better than “mad wild riot”