[A woman walk with her baby on fields as a group of refugees and migrants leave the northern Greek border point of Idomeni, Greece, on Tuesday May 10, 2016. About 54,000 refugees and migrants are currently stranded in Greece as 10,000 are camped in Idomeni, after the European Union and Turkey reached a deal designed to stem the flow of refugees into Europe’s prosperous heartland. (AP Photo/Petros Giannakouris)]BRUSSELS (AP) — Turkey has officially refused to change its anti-terror laws to satisfy European Union demands as part of its efforts to secure visa-free travel to Europe for Turkish citizens, raising questions about the future of the EU's migrant deal with Ankara.