Before the Syrian uprising, Aleppo was many things: Syria's largest city, its economic hub and cultural capital, one of the oldest, continuously occupied cities in the world.
Now, Aleppo has a more ominous distinction: a city that's seen some of the worst destruction, not only in Syria, but of any battleground in many years.
It's been more than three months since rebels in Syria launched an offensive to take Aleppo.