Congress leader and MP Rahul Gandhi, whose 'Bharat Jodo Nyay Yatra' is currently in its Bihar leg, slammed chief minister Nitish Kumar on Tuesday over his recent turnaround that led to a Janata Dal-United (JDU) and Bharatiya Janata Party (BJP) coalition government in the state, removing the Rashtriya Janata Dal (RJD) and Congress from power.