Turkey's Izmir hit with magnitude 7.0 earthquake

Turkey has been struck by a powerful earthquake off its Aegean coast, causing buildings to collapse in the coastal city of Izmir. The quake's epicenter was north of the Greek island of Samos, with the US Geological Survey putting it at a magnitude of 7.0. Tremors were felt as far away as Athens and Istanbul. In Izmir, social media footage showed a collapsed building. There are no immediate reports of casualties.