One killed in Bengal explosion

Kolkata: A man was killed and at least four others were injured in a bomb explosion in a house in West Bengal's Murshidabad district, police said on Monday. According to police, the victims were making crude bombs in a house in Samserganj in the district when one of them went off on Sunday night, police said.  While Sheikh Saukat was killed on the spot, four others were rushed to a hospital with serious injuries. Police have launched an investigation.