![A Polish border guard patrol car rides along the metal border wall in Kuznica. Getty Images](https://thenational-the-national-prod.cdn.arcpublishing.com/resizer/v2/DLCSYCYT4X2VEZY2HMFLGLHYYQ.jpg?smart=true&auth=55b1c979c192bc21810e742ccd0cd8d7636f83c9ab6e0d0d2993afd4dfeaedc9&width=400&height=225)
A Polish border guard patrol car rides along the metal border wall in Kuznica. Getty Images
A Polish border guard patrol car rides along the metal border wall in Kuznica. Getty Images
Poland completes wall to stop migrants entering via Belarus
Fence has been criticised by humanitarian groups