The Syrian civil war has been going on for four years, and now nearly 3.2 million Syrians have been displaced because of the fighting. They have fled to neighboring countries like Turkey, Lebanon, Jordan, Iraq, and Egypt. Lebanon alone has seen more than 1.1 million refugees.
Related: See the faces of the Syrian refugee crisis (SLIDESHOW)
How did this massive refugee crisis happen? What can be done about it? And how it will affect the Syrian people, and their neighbors?
In the past two weeks, NBC News Foreign Correspondent Ayman Mohyeldin has answered your questions about ISIS and about the group's money trail.
On Wednesday, in part three of our series, he answered your questions about the ongoing refugee crisis in the Middle East as a result of fighting in Syria.
Read below for a recap of his answers!