(----EDITORIAL USE ONLY MANDATORY CREDIT - "HUNGARIAN INTERIOR MINISTRY PRESS OFFICE / HANDOUT" - NO MARKETING NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS----) ROSZKE, HUNGARY - APRIL 28 : A police officer with a dog patrols along the border fence on the Hungarian-Serbian border near Roszke, 180 kms southeast of Budapest, Hungary, Friday, April 28, 2017 (Photo by Hungarian Interior Ministry Press Office / Handout/Anadolu Agency/Getty Images)
