Children cry as migrants waiting on the Greek side of the border break through a cordon of Macedonian special police forces to cross into Macedonia, near the southern city of Gevgelija, The Former Yugoslav Republic of Macedonia, 21 August 2015. Macedonian police clashed with thousands of migrants attempting to break into the country after being stranded in no-man's land overnight, marking an escalation of the European refugee crisis for the Balkan country. EPA/GEORGI LICOVSKI

GEORGI LICOVSKI / EPA