Iranian airplane makes emergency landing at Tehran airport

An Iranian airplane made an emergency landing at a Tehran airport, the semi-official Mehr news agency reported on Saturday.The plane was en route from Tehran to Istanbul but returned because of a technical problem and landed safely at Mehrabad airport without any injuries to passengers or crew, Mehr reported, citing an official at the Imam Khomeini airport, the departure point of the airplane.The report did not provide any additional details about the technical problem encountered by the airplan