Kolkata: A constable of Kolkata Police who was undergoing treatment for COVID-19 at a state-run hospital died on Saturday, a source at the health department said.

The constable, who was posted at the Shakespeare Sarani police station, succumbed late Saturday evening but the cause of his death was not stated by the health department, he said.

"Whether he died of any comorbidity also needed to be checked," the source said.

On Saturday, 17 people died because of COVID-19, taking the toll in West Bengal to 311.

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Of the 17 deaths, nine were reported from Kolkata, four from North 24 Parganas and one each from North 24 Parganas, South 24 Parganas, Nadia and Purba Medinipur districts, the bulletin said.

With 94 new cases, Kolkata is at the top of the chart. Districts that reported a high number of infections in the last 24 hours are Hooghly (82), North 24 Parganas (60), Howrah (56) and Purulia (43), the bulletin said.

At least 427 people have tested positive for the disease in the last 24 hours, taking the total number of confirmed cases to 7,738.