Thilan Samaraweera gets on the back foot to defend, South Africa v Sri Lanka, 2nd Test, Durban, 3rd day, December 28, 2011© AFP
Kumar Sangakkara watches the ball closely, South Africa v Sri Lanka, 2nd Test, Durban, 3rd day, December 28, 2011© AFP
Morne Morkel got the ball to jump on the third morning, South Africa v Sri Lanka, 2nd Test, Durban, 3rd day, December 28, 2011© AFP