Malda: In a severe post poll violence in West Bengal's Malda, at least four Trinamool Congress (TMC) workers were killed and three others were hospitalised after a clash between TMC and Congress workers.

According to allegations levelled by TMC workers, Congress leaders had attacked them with bombs which eventually led to death of 4 TMC leaders and left 3 others injured.

However, Congress has rejected the allegations raised by TMC workers.

Earlier, on Saturday, a voter turnout of 78.25 per cent marked the fifth and penultimate phase of Assembly polls in West Bengal.

By the end of polling on Saturday, 186 people were arrested in incidents of electoral malpractice and sporadic violence that left at least 15 injured.

Results of West Bengal Assembly elections will be out on May 19.