Thread:Bratpack/@comment-112155-20140906004452/@comment-24675861-20140906005152

My father had a military background and I have a brother who is a policeman. All my life I've seen Officer This or Agent That. Conversely, I've seen S.H.I.E.L.D. agent Rumlow.

I think that it's a title that gets capitalized before a person's name like Corporal or Admiral...