A migrant demonstrate looks on from behind a fence as he wait to cross the Greek-Macedonian border near Gevgelija on November 29, 2015.A group of migrants trying to enter Macedonia pelted the police with stones on November 28, injuring several officers as the small Balkan country became the latest to build a border fence aimed at checking the flow of newcomers. AFP PHOTO / ROBERT ATANASOVSKI / AFP / ROBERT ATANASOVSKI        (Photo credit should read ROBERT ATANASOVSKI/AFP/Getty Images)