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A Greek police officer pushes back migrants who are waiting behind a fence to be registered outside a police station on  Kos on Monday August 10. The number of migrants and refugees arriving on Greece's shores has exploded this year, but the Mediterranean country provides virtually no reception facilities and leaves them wallowing in "totally shameful" conditions, a UN official said on August 7. AFP PHOTO / ANGELOS TZORTZINIS        (Photo credit should read ANGELOS TZORTZINIS/AFP/Getty Images)
A Greek police officer pushes back migrants who are waiting behind a fence to be registered outside a police station on  Kos on Monday August 10. The number of migrants and refugees arriving on Greece's shores has exploded this year, but the Mediterranean country provides virtually no reception facilities and leaves them wallowing in "totally shameful" conditions, a UN official said on August 7. AFP PHOTO / ANGELOS TZORTZINIS        (Photo credit should read ANGELOS TZORTZINIS/AFP/Getty Images)

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    Tide of migrants arriving in Greece continues unabated

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Tide of migrants arriving in Greece continues unabated

Up to 1000 migrants a day land on the Greek island of Kos, straining resources and causing tensions to flare. CNN's Ian Lee reports.

Tide of migrants arriving in Greece continues unabated

Up to 1000 migrants a day land on the Greek island of Kos, straining resources and causing tensions to flare. CNN's Ian Lee reports.