Greece says Europe in nervous crisis over migrants, needs to share burden

By George Georgiopoulos ATHENS (Reuters) - Greece will press for solidarity with refugees and fair burden-sharing among European Union states at Monday's emergency EU summit with Turkey, Prime Minister Alexis Tsipras said on Sunday, lashing out at border restrictions that led to logjams. Tsipras has accused Austria and Balkan countries of "ruining Europe" by slowing the flow of migrants and refugees heading north from Greece, where some 30,000 are now trapped, waiting for Macedonia to reopen its