Neither candidate has exactly 'covered himself in/with glory' [=neither candidate has been very successful or impressive] during this campaign.
They are 'basking in the glory' of their success. [=they are enjoying the attention that has been given to them because of their success]
He intends this movie to be the 'crowning glory' [=the final, most successful part or achievement] of his career as a filmmaker.
(..) I do know you. I came to your office once. You refused to see me. I never got past your assistant. You were untreatable. No glory for you in that, right? You came back from a place, there's no way back from! I'm... I'm trying to find my own way back. (..)2016 Doctor Strange