Ranking the greatest unit nicknames in NFL history: Steel Curtain, Doomsday, Orange Crush among all-time best | CBS Sports Headlines Ranking the greatest unit nicknames in NFL history: Steel Curtain, Doomsday, Orange Crush among all-time best These nicknames stand out from the rest ESN FeedsThis post was originally published on … Continue reading Ranking the greatest unit nicknames in NFL history: Steel Curtain, Doomsday, Orange Crush among all-time best