European Council President Donald Tusk, right, puts his arm on the shoulder of Turkish Prime Minister Ahmet Davutoglu after a media conference at an EU-Turkey summit in Brussels on Sunday, Nov. 29, 2015. At a high-profile summit in Brussels on Sunday, European Union leaders will look to offer Turkey 3 billion euros ($3.2 billion), an easing of visa restrictions and the fast-tracking of its EU membership process in return for tightening border security and take back some migrants who don’t qualify for asylum. (AP Photo/Virginia Mayo)