KOLKATA: One person was injured in an explosion in West Bengal's Swarupnagar in North 24 Parganas district on Thursday, police said. "The man was injured after an explosion took place inside a garage in Swarupnagar," said an official of Swarupnagar, situated near the Indo-Bangladesh border He said some explosives have been recovered, details of which are yet to be investigated. "The man is in a stable condition now," he added..