What to know about Syria's civil war and recent rebel gains

Syrian opposition forces in recent days seized Aleppo, one of Syria’s largest cities, reigniting a 13-year civil war. Read more: https://wapo.st/41f7o0T. Subscribe to The Washington Post on YouTube: https://wapo.st/2QOdcqK

Follow us:
Twitter: https://twitter.com/washingtonpost
Instagram: https://www.instagram.com/washingtonpost/
Facebook: https://www.facebook.com/washingtonpost/