Rangers restored their five-point lead at the top of the Ladbrokes Championship with a 2-0 win over Morton at Cappielow on Monday night.
Kenny Miller broke the deadlock midway through the first half and Barrie McKay sealed the victory with a second goal 20 minutes from time.
Mark Warburton's men had Andy Halliday sent off but saw the game out to leave Morton four points outside the play-offs.
