Italy sets high demands on EU migration deal Merkel needs

By Francesco Guarascio and Gabriela BaczynskaBRUSSELS (Reuters) - Italy set high demands on Thursday for any European Union deal on migration, which German Chancellor Angela Merkel urgently needs to stave off a coalition crisis at home.Arriving for what is certain to be fraught talks over dinner in Brussels, leaders of Spain, Greece, Finland and Luxembourg backed Merkel's push to curtail "secondary migration" of people who arrive at the EU's southern border and then head north to Germany across