Since April 30, Syria and Russia have been intensifying their airstrikes on Idlib province, the country's last major rebel stronghold. Recent satellite images and social footage capture the devastation on the ground. Read more: https://wapo.st/2MO10cr. Subscribe to The Washington Post on YouTube: https://wapo.st/2QOdcqK Follow us: Twitter: / washingtonpost Instagram: / washingtonpost Facebook: / washingtonpost