LAHORE The 8th Chief of the Army Staff Open Squash Champion started at Mushaf Squash Complex, Pakistan Sports Complex Islamabad with pre-qualification round matches here on Thursday. The main round of the championship will start on April 11 while the finals will be played on April 16. Pre-qualification round will continue today also followed by qualification stage and in the third round four matches were played. The results are as under. M. Naeem (Pak Navy) beat Ali Bukhari (Pb), 9/11, 11/4, 9/11, 11/4, 11/9 Shah Nawaz (Pb) beat Yasir Sarwar (Pb), 10/12, 11/6, 9/11, 11/7, 11/4 Shah Jahan (Pb) beat Naqash Shahid Pb), 11/7, 11/7, 11/9 Tayyab Aslam (Pb) beat Shahzad Khan (NWFP), 11/8, 11/13, 11/5, 11/6.