Syrian refugees call for help and empty water from their flooding raft as they approach the Greek island of Lesbos past a Greek coast guard vessel October 20, 2015.Thousands of refugees – mostly fleeing war-torn Syria, Afghanistan and Iraq – attempt daily to cross the Aegean Sea from nearby Turkey, a short trip but a perilous one in the inflatable boats the migrants use, often in rough seas.Almost 400,000 people have arrived in Greece this year, according to the U.N. refugee agency UNHCR, overwhelming the cash-strapped nation's ability to cope. (Photo by Yannis Behrakis/Reuters)
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