The Sharad Yadav-led rebel JD(U) faction on Sunday appeared to be pushing for a split in the party as it appointed Chhotubhai Vasava as its acting president and formed a disciplinary committee to decide on action against Bihar Chief Minister Nitish Kumar. The Bihar CM is also the president of the JD (U). Vasava, a party legislator from Gujarat, had defied instructions from Kumar to vote for Congress leader Ahmed Patel in the Rajya Sabha elections. The Yadav faction held a ‘national executive’ meeting and took a number of decisions targeting Kumar, who is also the JD(U) national president, a