[A girl plays next to the fence on the Macedonian border in Idomeni, Greece, Thursday, May 19, 2016. Thousands of stranded refugees and migrants have camped in Idomeni for months after the border was closed. (AP Photo/Darko Bandic)]BRUSSELS (AP) — European Union nations have agreed to make it easier to suspend its visa waiver program with some countries, just as Turkey is trying to secure visa-free travel for its citizens.