Chandigarh, Punjab (April 26, 2012): All India Sikh Students Federation (Peer Mohammad) and Sikhs for Justice (SFJ) demanded that CBI should file additional criminal case against Congress leader Sajjan Kumar for his role in the killings of Gurcharan Singh Rishi, Santokh Singh and Sohan Singh Kohli. On November 01, 1984, Rishi a resident of , Gulab Bagh Colony, village Nawada Nazafgarh Road, New Delhi was thrown into a burning truck by the mob incited by Congress Leaders Sajjan Kumar. Rishi remained bed ridden for 25 years due to burn injuries before succumbing in February 2009. During the attack on Rishi’s home, his uncle Santokh Singh, who was visiting from Bulandshehar, UP was also killed.