You're reading: CNN: Poroshenko says US should help Ukraine combat threat to global security posed by Russia (VIDEO)

 In the wake of the attack on Malaysia Airlines Flight 17, "every country, including Russia," must determine whether it is "together with the terrorists or together with the civilized world," Ukrainian President Petro Poroshenko said Monday.

In an exclusive interview with CNN's Christiane Amanpour, Poroshenko said, "Every country and every person, and every leader should find out their own place."

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