[Military officers stand at a gas station in the northern Greek city of Thessaloniki, on Thursday, Feb. 9, 2016 where an unexploded World War II bomb was found 5 meters (over 16 feet) deep. Authorities in Greece's second-largest city on Sunday are planning to evacuate up to 60,000 residents from their homes so experts can safely dispose of the unexploded World War II bomb. (AP Photo/Giannis Papanikos)]THESSALONIKI, Greece (AP) — Authorities in the northern Greek city of Thessaloniki are distributing fliers and making arrangements to evacuate about 75,000 people from three neighborhoods ahead of efforts to defuse a 500-pound unexploded World War II bomb.