(The Guardian) – Hundreds of new refugees and migrants, many of them children, are arriving in Serbia every day despite the prospect of sleeping rough in sub-zero temperatures and reports of violent treatment, Save the Children has said, as it calls on the EU to do more to help.The EU-Turkey deal, which was supposed to stem the flow of refugees arriving in Europe by boat, has meant many refugees are being forced to take a deadlier land route to cross the Balkans, with children as young as eight experiencing harsh weather conditions, dog bites and violent treatment by police and smugglers.Although Serbia is not part of the European Union, it borders Hungary, Bulgaria and Romania, and has become a transit point for those hoping to reach western Europe. About 6,000 people are stuck in Serbia not able to cross the border into Hungary, which is the direction of travel most would like to take