New Delhi [India], October 6 (ANI): In a setback to the Sri Lankan team ahead of the ICC Cricket World Cup opener against South Africa, spinner Maheesh Theekshana has been ruled out from the first game as he is yet to recover from a hamstring injury, Sri Lankan coach Chris Silverwood said on Friday. South Africa will take on Sri Lanka in their opening match of the World Cup in Delhi on Saturday. Questioned whether all 15