They support what appears in the press (7)

I believe the answer is:

columns

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'they' is the definition.
Both the answer and definition are plural nouns.
Perhaps there's an association between them I don't understand?

I can't explain the remainder of the clue.

Can you help me to learn more?

(Other definitions for columns that I've seen before include "Newspaper articles" , "Cavalcades" , "editorials" , "Divisions of a newspaper page" , "for such as the Standard?" .)

I've seen this clue in The Irish Times.

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