His key allegation( and not his alone) was that the FSB orchestrated the spate of mysterious bombings of Russian apartment blocks in1999, which killed about300 people and were officially blamed on Chechen terrorists.

• 他的关键陈述（止他述及），FSB在1999年天衣无缝地组织了俄罗斯公寓楼的大量神秘爆炸案，导致约300人死亡，但官方指责是车臣恐怖分子所为。