The issue has been 'lurking/waiting in the wings' [=it has been waiting to be dealt with] for several years.
He's known as a comic actor, but he's 'spreading his wings' and trying a serious role in his new movie.
His nomination is supported by the party's 'left wing' but opposed by the right wing.
(..) about the death of Harvey Dent is this... it has not been for nothing. - Did you see the guy who owns the house? - No. You know, I heard - he never leaves the east wing. - You know, I heard he had an accident. - Yeah, that he's disfigured. He has to wear a... - Mr. Till! Why are your people (..)2012 The Dark Knight Rises