Now, Turkey is scaling up patrols. And they're building an extension of a border wall along the Iran border. When I went to an Afghan neighborhood in Istanbul this week, I met Mohammed Ayoub.

Afghans who manage to make the weeks-long journey through Iran on foot to the Turkish border face a three-meter high wall, ditches or barbed wire as Turkey steps up efforts to block any refugee ...

Long-time adversaries Turkey and Armenia are talking about opening their border to more trade and travel. But it doesn't look like all the issues of the past will be dealt with yet.