McGregor breaks Rangers’ resistance as Celtic reach Scottish League Cup final

It is unclear whether Martin O’Neill will lead out Celtic in next month’s League Cup final. For now, the interim manager will settle for taking them there. St Mirren lie in wait after a frantic, controversial semi-final in which the 10 men of Rangers competed admirably. Celtic needed extra-time to see off their oldest foes. The outcome will matter far more to O’Neill than the earlier scale of worry Rangers caused him...