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SZEGED, HUNGARY - SEPTEMBER 06:  Exhausted migrants light camp fires and sleep in a field after crossing the border from Serbia into Hungary along the railway tracks close to the village of Roszke on September 6, 2015 in Szeged, Hungary. After days of confrontation and chaos, Hungary unexpectedly opened its borders with Austria, allowing thousands of migrants to leave the country and travel onto Germany.  (Photo by Christopher Furlong/Getty Images)
SZEGED, HUNGARY - SEPTEMBER 06:  Exhausted migrants light camp fires and sleep in a field after crossing the border from Serbia into Hungary along the railway tracks close to the village of Roszke on September 6, 2015 in Szeged, Hungary. After days of confrontation and chaos, Hungary unexpectedly opened its borders with Austria, allowing thousands of migrants to leave the country and travel onto Germany.  (Photo by Christopher Furlong/Getty Images)

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Refugees facing increasingly harsh conditions

CNN's Arwa Damon joins Ana Cabrera from a migrant camp on the Hungarian-Serbian border, where refugees are faced with harsh conditions and limited shelter.

Refugees facing increasingly harsh conditions

CNN's Arwa Damon joins Ana Cabrera from a migrant camp on the Hungarian-Serbian border, where refugees are faced with harsh conditions and limited shelter.