A senior officer of the Kolkata Police said its cyber cell has started a probe into the matter.
A doctor, called by Dutta's family members after they found her body in the bathroom, attributed her death to cardiac arrest.
Kolkata Police has put up barricades outside the Bagbazar Ghat to prevent BJP activists from entering the area.
Ghosh had allegedly threatened the Shiv Sena MP with 'dire consequences' following which the Mumbai Police contacted the city cops and arrested the man.
Sharma had attended the "Police Day" program held at the state secretariat on Tuesday, in which Chief Minister Mamata Banerjee and other senior officials were present.
The police found the sedan after getting its registration number from CCTV footage of areas near Anandapur where the incident took place late on Saturday night.
CCTV footage of nearby areas are being checked to identify the high-end car involved in the incidents which took place late on Saturday night, an officer of the city police force said.
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Incessant overnight rain owing to a low-pressure system that continued this morning also forced people to stay indoors in the city and most other places in south Bengal.
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Jahan has lodged a complaint with the Kolkata Police Cyber Crime department at its Lalbazar headquarters on Sunday.
Five personnel posted at the Lake police station and one at the Bidhannagar East police station have tested positive for COVID-19, following which the buildings were sanitised.
A meeting at Kolkata Police Headquarter, Lal Bazaar, took place at the Chamber of Special Commissioner Jawed Shamim. It was attended by CAB president Avishek Dalmiya.
Constable Bishwajit Karak, 34, was posted alone at gate number 6 of the British-era building when the incident occurred at 3.25 pm
Sources at the health department said more than 350 policemen here have been diagnosed with the disease over the past four months.
The infected Kolkata Police personnel were from the combat force, the Police Training School (PTS) and different police stations.
Shiekh Rezaul alias Kiron, a key JMB operative, was under the STF radar for quite some time and was arrested from a hideout at Dankuni.