Greek city evacuated to defuse WWII bomb

THESSALONIKI, Greece - Authorities in the northern Greek city of Thessaloniki evacuated an estimated 75,000 people Sunday so army experts could defuse a 500-pound unexploded World War II bomb found under a gas station.The evacuation started at 7 a.m.(0500 GMT). Police went house-to-house ringing bells and knocking on doors to remind people living within a 1.2-mile radius, mostly in the western suburb of Kordelio, to leave their homes.Bomb disposal experts started work at 11.30 a.m. (0900 GMT), 9