- Gayle Tzemach Lemmon: Aleppo is no longer the responsibility of the Obama administration
- It's now up to President-elect Trump to decide what to do about the Syrian civil war and how to approach Russia's involvement, she writes
Gayle Tzemach Lemmon is a senior fellow at the Council on Foreign Relations and author of The New York Times best-seller, "Ashley's War: The Untold Story of a Team of Women Soldiers on the Special Ops Battlefield." The opinions expressed in this commentary are hers.
(CNN)Half the population is displaced. More than 4 million people have become refugees abroad.