Saudi Arabia denies any involvement as Iran's Revolutionary Guard accuses the kingdom of being behind ISIL attacks. Iran's Revolutionary Guard Corps has accused Saudi Arabia of being behind Wednesday's double attack in the capital Tehran that left at least 13 people dead. The Islamic State of Iraq and the Levant ( ISIL , also known as ISIS) group claimed responsibility and released a video purporting to show gunmen inside the parliament building. The Iranian elite force vowed in a statement on Wednesday to seek revenge. "The fact that Islamic State has claimed responsibility proves that they were involved in the brutal attack," referring to Saudi Arabia. The statement also said that the "spilled blood of the innocent will not remain unavenged". Saudi Minister of Foreign Affairs Adel al-Jubeir, speaking in the German capital of Berlin, said he did not know who was responsible and there was no evidence Saudi nation...
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