Turkish President Recep Tayyip Erdogan held talks with senior officials in Brussels on Monday, and the EU's executive Commission was due to unveil later Tuesday a memorandum detailing the way the bloc and Turkey plan to cooperate on migration. Erdogan has sought European backing for the creation of a safe haven and no-fly zone in northern Syria, saying that such moves are key to ending the refugee crisis. [...] Austrian Chancellor Werner Faymann is heading to the eastern Aegean island of Lesbos with Greece's prime minister to view the impact of the refugee crisis and tour the facilities set up to handle the new arrivals.