Delhi, Jan 25 (ANI): Janata Dal (United) JD(U) leader KC Tyagi on Monday held Bharatiya Janata Party responsible for political crisis in Arunachal Pradesh. He said the move is against the spirit of co-operative federalism. Attacking the BJP, Congress leader PL Punia said recommendation of the President rule in Arunachal pradesh is the "murder of democracy". BJP leader Mukhtar Abbas Naqvi countered the statements and said the Centre has taken this step as the state is in a "constitutional trouble".