KOLKATA – Gunmen on motorbikes in India’s West Bengal ambushed and killed a political aide from the ruling Hindu-nationalist party days after it swept state elections, local police said on May 7.

Indian Prime Minister Narendra Modi’s Bharatiya Janata Party (BJP) won a resounding victory on May 4 in the eastern state of more than 100 million people, taking 207 of the 294 assembly seats, for its first-ever state victory in West Bengal.

Mr Chandranath Rath, 41, a close aide of West Bengal’s BJP chief Suvendu Adhikari was shot dead late on May 6 near his home in Kolkata.

Mr Adhikari, the leader of the opposition in the state assembly, now tipped to become the state chief minister, called it “cold-blooded murder”.

Motorbikes blocked Mr Rath’s vehicle, before the attackers opened fire in a barrage of around a dozen shots, hitting Mr Rath multiple times in the heart.

“The shooting happened at about 11pm on May 6 – the bikes that stopped Rath’s car have been seized,” West Bengal police chief Siddh Nath Gupta told AFP.

“The bikes had fake registration numbers, and we are looking for the assailants.”

Doctor Pritam Sengupta at Apollo Hospital told AFP that Mr Rath was “brought dead with multiple bullet injuries in his chest”.

The killing brings the total