In the Champions Challenge Trophy hockey tournament in Johannesburg, India defeated Poland by a 7-Nil margin in Group 'A' match. For India, Tushar Khandekar and Yuvraj Walmiki scored two goals each India now have seven points from three matches, It enjoyed complete domination against Poland, who have lost all their three preliminary league matches with huge margin .Earlier in Group 'B', Japan overcame Canada 2-1 while Argentina beat Malaysia 5-2.