CHANDIGARH: The president of Punjab Youth Congress, Brinder Singh Dhillon on Friday wrote a letter to the Chief Minister Punjab, Capt. Amarinder Singh requesting him to review the format of CSAT paper qualifying exam for Punjab Civil Services. Handing over the letter to Mr. Gurkirat Kirpal Singh, Special Principal Secretary to Hon’ble Chief Minister Punjab, Dhillon said that the present system of the Civil Services Aptitude Test (CSAT) paper in Punjab Civil Services (PCS) Examination Preliminary examination of PCS exam is discriminatory in nature and need to be reviewed.