Police said a search for the man's accomplices, probably five, has been initiated for the crime which took place at around midnight last night in front of Cossipore police station in the city.
The traffic police sergeant was heading home on his bike with his wife from Karaya police station in the city when five to six people made lewd comments and inappropriate gestures at his wife, according to the complaint lodged by him.
Policemen from Cossipore police station rushed to the spot hearing his wife screaming for help.
"We caught hold of one person from Chiriamore while others escaped. This youth is claiming to be police volunteer. We are looking for others," he said.
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