The high-speed train, which was traveling to the central province of Konya, had crashed into a locomotive which carries out track inspections, said the Ankara Governor, speaking to reporters at the crash site. The train was traveling between the capital, Ankara, and the central Turkish province of Konya.
Ankara Governor Vasip Sahin said, killing four and injuring 43, the high-speed Turkish train has crashed into an overpass and two carriages toppled over in Ankara.
He added that the high-speed train, which was traveling to the central province of Konya, crashed into a locomotive which carries out track inspections.
As the train was traveling between Ankara and the central Turkish province of Konya, the accident occurred around 6:30am (0330 GMT) at the Marsandiz train station, to the west of Ankara.
The Marsandiz station is around 8 km (5 miles) from the main Ankara train station.
Video footage showed emergency workers at the scene, where carriages were trapped beneath the mangled metal wreckage of an overpass.