India, May 7 -- The late-night murder of BJP leader and chief minister probable Suvendu Adhikari's trusted aide, Chandranath Rath, near Kolkata on Wednesday has heightened political tension in West Bengal, days after the Bharatiya Janata Party (BJP) ousted Trinamool Congress (TMC) in the bitterly contested assembly election, winning 207 of 294 seats.

Police deployment have been increased across Kolkata and suburbs following the murder with anger and apprehension running high among supporters of political parties. Police barricades have been put up near state border check-posts and patrolling has been increased.

Political parties while demanding a thorough probe into Rath's murder have urged cadres and citizens to remain calm.

Police fe...