Bomb explodes outside National Bank of Greece branch in AthensAugust 28, 2012 - 10:58 AMT 06:58 GMT Sea ice in Arctic Ocean melts to its smallest point everAugust 28, 2012 - 10:55 AMT 06:55 GMT NATO helicopter crashes in eastern AfghanistanAugust 28, 2012 - 10:51 AMT 06:51 GMT Typhoon buffets South Korea, leaves 4 dead and dozens missingAugust 28, 2012 - 10:45 AMT 06:45 GMT |