Contai/IBNS/UNI: At least three people, including a booth level Trinamool Congress (TMC) leader, were killed in a powerful explosion that destroyed the house of the politician in West Bengal's East Medinipur district last night, reports said on Saturday.

The crude bomb blast happened at the Naruabila village, home of TMC booth level leader Rajkumar Manna in Arjun Nagar under Bhupatinagar police station, East Medinipur, around 11 pm on Friday.

Among the killed, the half-burnt body of Rajkumar Manna was recovered nearly one and half kilometers away from the scene of the blast this morning.

Police investigating the crime said the blast may have killed Manna.

One more burnt body, identified as Biswajit Gayen, was found about 500 mts away from the first body.

Another Debkumar Manna sustained bomb wounds and was on critical condition.

Bhagabanpur constituency Bharatiya Janata Party (BJP) legislator Rabindranath Maity alleged the blast happened during making of crude bomb at the TMC leader house last night in which at least three people sustained fatal wounds.

The BJP leader demanded the NIA probe into the blast.

Police, bomb squad and a team of forensic experts arrived this morning to investigate the blast.

TMC coordinator of East Medinipur Tonmoy Ghosh said he heard that three people were wounded and added that the TMC was not involved in the blast case.

Slamming the BJP, West Bengal Minister and TMC leader Shashi Panja said, "So finally Suvendu Adhikari has conceded the fact that bombs are present today in Kanthi and they are going to be hurled."

"So Suvendu Adhikari is plotting to hurl these bombs at the Kanthi rally (of Abhishek Banerjee). You are scared!

TMC national general secretary Abhishek Banerjee is scheduled to address a public meeting at College Ground in Contai in East Midnapore today, about 40 kms from the scene of the blast.