Details added (first version posted on 17:01)
Baku, Azerbaijan, May 24
A 6.5-magnitude earthquake that hit Turkey's northwest Aegean region Saturday at noon caused 267 injuries, one of them critical, according to Turkey's official emergency agency, Anadolu agency reported.
The Disaster and Emergency Management Presidency announced on Saturday that at least 20 aftershocks, up to 5.3 in magnitude, occurred with eight minutes after the main tremor.
The quake, which occurred 25 kilometers below the seabed, was centered 40 kilometers off Gokceada Island and lasted about 40 seconds.
It was felt widely across the Aegean region, including in Greece and Bulgaria. At least four people were reportedly injured in Greece.
The Turkish Interior Minister Efkan Ala said the ministry received no reports of casualties on the largest quake to shake Istanbul and neighboring cities in years.
The Greece Interior Minister Yiannis Michalakis was due to reach affected areas later in the day.