This photo taken on September 8, 2015 on the Greek island of Lesbos shows life vests left on the shore by incoming refugees. Overwhelmed by the 20,000 refugees and migrants currently camped on the holiday island, authorities hastily set up a refugee registration centre September 8 on a parched old football pitch. Local authorities have found it impossible to keep up with the pace of the influx, and tensions have boiled over. AFP PHOTO / ANGELOS TZORTZINIS (Photo credit should read ANGELOS TZORTZINIS/AFP/Getty Images)