Dhaka, Jan. 21 -- The Criminal Investigation Department (CID) has arrested a man for allegedly defrauding and blackmailing a Bangladeshi woman living in the United States through a fake marriage, extorting more than Tk 1.5 crore from her.

The arrestee was identified as Md Salauddin, 29, of Satkania upazila in Chattogram. Members of the Cyber Intelligence and Risk Management Team of the Cyber Police Center (CPC) arrested him from the Lohagara area of Chattogram on Tuesday, said CID Special Superintendent Jasim Uddin Khan on Wednesday.

Based on information provided by the accused, a mobile phone and SIM card used in the crime were recovered, the CID said.

According to investigators, Salauddin introduced himself on Facebook as "Nadim Ahme...