At least nine people were killed and 47 injured when a high-speed train crashed into a pilot engine traveling along the same rails, said officials in Turkey's capital Ankara Thursday.
Nine people were killed, including one mechanic, while 47 others were injured -- three of them seriously -- said a statement by the Ankara governor's office.
After the crash a pedestrian overpass also collapsed onto some of the train cars, it added.
The train was en route to Konya in central Turkey. Rescue efforts are still ongoing, including the use of dogs.
Video: Seven killed, 46 injured in high-speed train crash in Ankara
Some of the injured were taken to hospital and ambulances are on standby.
Prosecutors have launched an investigation into the cause of the crash.
The accident occurred around 6:30 am (0330 GMT) as the train was travelling between Ankara and the central Turkish province of Konya.
The Marsandiz station is around 8 km (5 miles) from the main Ankara train station.
Galeri: High-speed train crash in Ankara kills seven, injures 46