BJP released a purported audio clip of West Bengal CM Mamata Banerjee speaking to Sitalkuchi nominee.
BJP claimed that Mamata proposed a rally with bodies of Cooch Behar firing victims. A BJP delegation urged Bengal Chief Electoral Officer Ariz Aftab to take note of the clip.
BJP claimed such a move could lead to untoward situations in the state amid ongoing polls.
Meanwhile, TMC has described the audio clip as 'bogus' and said no such conversation took place.
Violence marred a Cooch Behar polling booth during the fourth round of voting on April 10.
Four persons died near a booth in Sitalkuchi constituency of Cooch Behar district.
Reports suggest central forces opened fire allegedly after coming under attack from locals.
Incident took place after locals allegedly attempted to snatch rifles of central forces.
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