Celtic will go all out to sign players in January, says Martin O'Neill

Martin O'Neill has returned as Celtic manager and said the club will try to strengthen the squad during the January transfer window, after Wilfried Nancy was dismissed following a run of poor results.

Martin O'Neill has returned to Celtic Park as manager and said the club will push to add players in the January transfer window. His appointment was confirmed shortly after Wilfried Nancy was sacked. Nancy had taken charge on 4 December on a two-and-a-half-year contract and left after a run of six defeats in eight matches. O'Neill told TalkSport that the squad needs supplementing and that January windows are difficult for securing targets. Key details: - Martin O'Neill has been appointed at Celtic for the second time this season and is starting his third spell with the club. - His return was confirmed shortly after Wilfried Nancy was dismissed by the club. - Wilfried Nancy took charge on 4 December on a two-and-a-half-year deal and left after six defeats in eight matches. - O'Neill told TalkSport the squad would need to be supplemented and said the club will try to strengthen in the January window, while noting those windows are challenging. Summary: O'Neill's return comes with a stated intent to strengthen the squad during January, though he noted the transfer market can be difficult. The club has said it will provide further updates as soon as is practical, and specific transfer moves are undetermined at this time.