Eleven people have been killed and 27 injured in western Turkey after a tourist bus overturned when it collided with a lorry.The coach crashed near a motorway slip road between the city of Bursa and Izmir on the Aegean coast.Images from the crash site appeared to show the lorry having crashed into the back of the coach, the rear end of which was severely crumpled.Of the 27 hurt in the crash, 16 were taken to hospital.Mustafa Ciftci, Turkey’s interior minister, said emergency services were at the crash site, adding: ‘We are closely following the situation, in coordination with all the institutions concerned.’Turkish media reported the drivers of the coach and the truck had been detained as police continued to investigate the crash, though their conditions remained unclear.

Photos from the site appeared to show the coach lying across safety barriers with debris, seemingly from the other lorry, strewn on the grass by the Gebze-Orhangazi-Izmir Highway.Turkish authorities said: ‘Health and rescue teams were directed to the scene, and efforts to rescue our citizens affected by the accident were quickly launched.’The victims’ nationalities are unclear though the Foreign Office said it had not been approached for assistance.