“Georgios Samaras scored his first two goals of the season to hand Celtic an important victory. Walter Smith replaced Steven Naismith with Jamie Ness, who came into the centre of midfield, pushing Steve Davis to the right, and Steven Whittaker switched to the left. Elsewhere, it was unchanged from Rangers’ previous game, in the 4-4-1-1 shape Smith has favoured in recent weeks.” Zonal Marking