Ange Postecoglou's Celtic 'animal' can exploit vulnerable Rangers says Kris Commons as derby is title last stand

Former Celtic hero Kris Commons insists he can still detect some "vulnerability" in the Rangers camp on derby week.

And he believes Sunday's meeting at Ibrox is their last chance to turn the title race around.

Ange Postecoglou's Hoops have been top of the Premiership ever since a statement 3-0 win under the Parkhead lights on February 2.