Three defeats in a row, two derby losses and growing uncertainty around Martin O'Neill. So where has it gone wrong for Celtic? Is the manager running out of answers, or are recruitment failures and structural problems at the club now impossible to ignore?Andy Burke is joined by Tino Callaghan and Stephen McGowan to assess Celtic's dramatic downturn in form, question the summer transfer business, and debate whether O'Neill can still turn things around.And after comments suggesting serious soul-searching ahead, could the Celtic manager be considering his future?