Celtic have held 'constructive' talks with Robbie Keane about becoming their next manager, according to a report.
The Irishman appears to be a frontrunner and has been made bookmakers' favourite to take over at Parkhead.
Club chiefs were scheduled to hold discussions with current interim boss Martin O'Neill and the former Ferencvaros manager.
And Sky Sports are now reporting that the dicussions with Keane were positive, while major shareholder Dermot Desmond is keen to gauge whether O'Neill would be interested in staying on in some capacity.
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Sky Sports claim: "Celtic have held constructive talks with Robbie Keane over their managerial vacancy.
"Sky Sports News understands further discussions are scheduled to take place this week.
"Principal shareholder Dermot Desmond is due to speak with interim boss Martin O’Neill in the next 24 hours to establish his appetite for remaining at the club in some capacity."