Today Russian authorities have confirmed what American and British intelligence agencies have been saying for weeks. The airplane crash of Flight A 321 on 31 October over Sinai, that killed 224 people was caused by a a hidden bomb.
According to FSB chief Alexander Bortnikow Russian investigators found traces of explosives in the plane’s wreck. The bomb had a size equivalent of 1 kilogramm of TNT.
The crash was the worst catastrophe in the history of Russian air travel. After the plane crash Russia stopped all flight to Egypt.