Iran's state media confirmed that Supreme Leader Ayatollah Ali Khamenei was killed in U.S.-Israeli attacks. Are we facing total jungle rule in international relations? What is the strategic logic or principle, if any, that the U.S. and Israel are relying on to justify such an escalation? Join CGTN's Liu Xin in a talk with Jeffrey Sachs to unpack the deeper geopolitical implications of the U.S.-Israel strikes.