A Lebanese man and his daughter were shot and killed in Tehran by an unidentified assailant on Friday, Iran's Mehr news agency reported.
The two were "Habib Dawoud, 58, and his daughter Maryam, 27, who were murdered around 9.00pm (8.30pm UAE time) by an unidentified motorcyclist," the agency said on Saturday.
They were shot on Tehran's uptown Pasdaran street, it added.
Quoting a source in Tehran's police, Mehr said the two were in a vehicle and were "shot four times from the driver's side".
The source said Dawoud was a history teacher.
The police are yet to issue an official statement.