when we first met hawa, the war had killed 37,000 people.it's 500,000 dead and nine million displaced. aleppo and the area around it has become ground zero. last week, the russian military announced a temporary cease- fire, a pause to let humanitarian aid into and around aleppo, including hawa's hometown. but hawa, whom we reconnected with via skype, says there are few lives left to save in his town. >> most of the population of haritan left the town, because there is no single house which is safe right now. most of the houses were completely or partially destroyed. and they cannot be lived in again. so most of the families you know left the city. there is no electricity, no water, no food. even the bakery was targeted. all hospitals. all medical centers were targeted. >> warner: hawa and wife and children fled haritan to a nearby town. they're all safe, he said, but he's lost many friends, and himself was the target of a car bomb attack in early 2014. he and others are still teaching at a makeshift college they call "the free university of