A banner hung on a hotel reads "Turkey is not safe" during a protest against the return of migrants to Turkey, at the port of Mytilene on the Greek island of Lesbos, April 4, 2016.

A banner hung on a hotel reads "Turkey is not safe" during a protest against the return of migrants to Turkey, at the port of Mytilene on the Greek island of Lesbos, April 4, 2016.

© 2016 Reuters