More than 2 million Syrians are now refugees.
Melissa Fleming with the UN refugee agency UNHCR in Geneva says this is a grim milestone.
"Violence and danger have driven 2 million people across international borders, that's a reflection that things are really bad in a country that is hemorrhaging it's people."
Anchor Marco Werman speaks with Fleming about the refugee crisis in Syria.
Sign up for The Top of the World, delivered to your inbox every weekday morning.