After a 13-year-old girl died in an explosion in West Bengal's Kaliganj during the by-poll vote counting, TMC leader Kunal Ghosh said, "We will...see whether this incident was to malign...TMC celebrations." "We'll not spare anyone, and everyone behind this will be punished...Whoever did this has to face the consequences," he added. Police said raids are underway to nab the culprits.