Chandigarh, Aug. 31 -- After various hopefuls for the National Students Union of India (NSUI) split from the party to contest independently in the PUCSC, Chandigarh Congress president has sought explanations from two city leaders, including a sitting MC councillor and a former Chandigarh Youth Congress president for their role in alleged anti-party activities. As per sources, a letter was sent by NSUI election in charge Dilip Choudhary to HS Lucky over the role of the two leaders, Sachin Galav and Manoj Lubana for fielding their own candidates apart from the one fielded by NSUI for the president post. Lucky wrote to both for an explanation. HS Lucky said, "Both have given me their version that they are not doing anything to harm the party's interests in PU's polls. I have given them a final warning and will initiate action if this happens again." As per sources, Galav said he is not in town and is working on his ward. He has also said that individuals may be working on his name in the PU....