S32 Ep13: "Battle Zones: Syria & Ukraine" - Preview
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"Battle Zones: Ukraine & Syria" premieres May 27. In Ukraine, with personal and dramatic footage, FRONTLINE reveals the deep-seeded hatreds between right-wing Ukrainian nationalists with historic ties to the Nazis, and violent pro-Russian separatists vying for control of the country. And in Syria, FRONTLINE finds rebel fighters who say theyre being secretly armed and trained by the United States.