Kargil War Hero and former junior national rowing champion Colonel Diptanshu Chaudhary today joined BJP in the presence of Health Minister J P Nadda and Minister of State for Information and Broadcasting Col Rajyavardhan Singh Rathore.<br/><br/>Welcoming him to the party, Mr Nadda said, Col Chaudhary will contest from Asansol South Constituency in the upcoming assembly polls in West Bengal. Party's West Bengal in-charge Siddharth Nath Singh was present on the occasion.