Congress leader Digvijay Singh today questioned the "role" of RSS in the anti-Sikh riots as a government-appointed panel has recommended setting up of a Special Investigation Team (SIT) to probe the 1984 riots in Delhi. br br br "One aspect of the anti-Sikh riots on which the media and others have been very silent is the role of the RSS activists in the Sikh riots," the Congress general secretary said while speaking at a function.