Is it Lynam and O’Connor circling one officer sees? (8)

I haven't cracked this one yet — but the brilliant team at Fifteensquared have:

DESES(plural of the first name of Des Lynam, sports commentator and Des O’Connor, singer and TV presenter) containing ( circling ) [ I(Roman numeral for “one”) + CO(abbrev. for “commanding officer”) ]. Defn: …/seats of authority of bishops or archbishops.