Migrants build-up on Greece’s northern borders sparks fear of disaster

The build-up of thousands of migrants and refugees on Greece’s northern borders is fast turning into a humanitarian disaster, the United Nations said as the EU prepared to offer more financial aid.
German Chancellor Angela Merkel said clashes at Greece’s border with Macedonia — when migrants battered down a gate and were tear-gassed — simply underlined the urgency with which the EU needed to act on the crisis.