PoliticsFrustrated refugees in Opatovac02:29This browser does not support the video element.PoliticsGeorg Matthes09/23/2015September 23, 2015More and more migrants arrive at the refugee centre in the Croatian village of Opatovac. The camp at the border between Serbia and Croatia is already overcrowded. But the process of moving on to western Europe is painstakingly slow.Copy linkAdvertisement