How attitudes to migration in Europe changed over ten years

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It's been ten years since more than a million people arrived in Europe in what was then the biggest movement of population since World War Two.

Our Special Correspondent Fergal Keane witnessed the influx in the summer of 2015 and has gone back to retrace the journey into Europe from the Greek island of Lesbos.

This is the story of how Europe has transformed from open arms and solidarity, to crackdowns and fences.