NATO's general secretary Anders Fogh Rasmussen condemned the attack as "barbarous" and said that "NATO and Russia stand together in the fight against terrorism, including by working together on technology to prevent attacks on public transport systems."
北约秘书长安诺斯·福格·拉斯穆森谴责袭击是野蛮的，并说，“北约和俄罗斯站在一起共同进行反对恐怖主义的斗争，包括通过技术合作，防止对公共交通系统的攻击。