As the battle for Bihar heats up, the legacy of Karpoori Thakur becomes political turf. PM Modi invokes the OBC icon in his Bihar blitz, attacks the MGB over dynasty & corruption. Congress calls Rahul the real "Jan Nayak" - BJP hits back with "title chori" charge. Is the backward vote the real prize in this legacy tug-of-war? Vasudha Venugopal breaks it down on India Matters with BJP's Tuhin Sinha, Congress' Chitra Batham, RJD's Dr. Rakesh Rajan, JDU's Anupriya and NDTV's Consulting Editor Ajit Jha.