They were travelling in a car when a jeep blocked their path and two masked attackers opened fire at them in Maslak Square here on Saturday, the Hurriyet daily reported.
Karimian died at the spot and his partner M.M. succumbed to injuries in a hospital here.
Police have launched an investigation into the incident.
The jeep used in the attack was found burnt here.
Sariyer Mayor Sukru Genc said the murder was related to money.
(This story has not been edited by Social News XYZ staff and is auto-generated from a syndicated feed.)
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Doraiah Chowdary Vundavally is a Software engineer at VTech . He is the news editor of SocialNews.XYZ and Freelance writer-contributes Telugu and English Columns on Films, Politics, and Gossips. He is the primary contributor for South Cinema Section of SocialNews.XYZ. His mission is to help to develop SocialNews.XYZ into a News website that has no bias or judgement towards any.