Main news of June 6

A roundup of what has happened in the past 24 hours

WORLD

* Greek President Karolos Papoulias received his Ukrainian counterpart Viktor Yanukovych, the Greek presidential press service reported

* About a hundred journalists are holding a march in Kiev to protest against censorship in the media, the Ukrainskaya Pravda newspaper reported on its website

* Over 3,000 servicemen from different countries are taking part in the international Baltops-2010 naval exercises, which began on Sunday in the Baltic Sea, Latvian Defense Minister Imants Liegis said

* United Nations Secretary General Bank Ki-moon has proposed to Israel to set up an international commission to investigate the raid on the Gaza-bound aid flotilla a week ago, Israeli newspaper Haaretz reported

RUSSIA

* Polish government spokesman Pawel Gras accused three Russian police officers of looting following April's Polish government plane crash in western Russia but Russia denied the accusations

* The possible reason for early May's deadly blasts at a West Siberian coalmine will be named next week, but a source close to investigation said the mine's management covered up the fact that a fire occurred there a few days before the accident

* Police prevented a large-scale terrorist attack on a gas distribution plant in Nalchik, the capital of Russia's North Caucasus republic of Kabardino-Balkaria, a police spokesman said

* Two unidentified assailants robbed a bank in northwestern Moscow of 6 million rubles ($190,000), a police source said