New Delhi, May 5 -- Senior Congress leader Rahul Gandhi has said he is "more than happy" to take responsibility for a lot of the "mistakes" his party made when he was not there, in a response, to a pointed question about the 1984 riots. Gandhi's remarks, made during an interaction session at the Watson Institute for International and Public Affairs at Brown University in the US on April 21, were shared on the institute's YouTube channel on Saturday. During the session, a student referred to the 1984 Sikh riots and asked Gandhi what attempts he was making to reconcile with the Sikh community. "...A lot of those mistakes happened when I was not there, but I am more than happy to take responsibility for everything that the Congress party has e...