Zakynthos (Ionian Sea)

THESSALONIKI, Greece — A strong earthquake has struck off Greece’s western coast near the tourist island of Zakynthos in the Ionian Sea. Authorities say there were no immediate reports of damage. The U.S. Geological Survey says the epicenter of the 6.8 magnitude quake was 35.9 kilometers (22.3 miles) southwest of Lithakia in the southern part…