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Emerging Voices: Illegal Vetoes in the Security Council--How Russia and China Breached Their Duty Under Jus Cogens to Prevent War Crimes in Syria http://opiniojuris.org/2013/08/14/emerging-voices-illegal-vetoes-in-the-security-council-how-russia-and-china-breached-their-duty-under-jus-cogens-to-prevent-war-crimes-in-syria/