A man points to a building where he used to live in at the old city of Aleppo, Syria, Dec. 17, 2016. (Xinhua/Ammar Safarjalany)
Syrian soldiers stand guard at the entrence of the ancient citadel in the old city of Aleppo, Syria, Dec. 17, 2016. (Xinhua/Yang Zhen)
Syrian soldiers stand guard at the entrence of the ancient citadel in the old city of Aleppo, Syria, Dec. 17, 2016. (Xinhua/Yang Zhen)
Locals take a selfie in front of the ancient citadel in the old city of Aleppo, Syria, Dec. 17, 2016. (Xinhua/Ammar Safarjalany)
A local walks in the old city of Aleppo, Syria, Dec. 17, 2016. (Xinhua/Ammar Safarjalany)
A syrian soldier walks in the old city of Aleppo, Syria, Dec. 17, 2016. (Xinhua/Ammar Safarjalany)
Syrian soldiers stand guard at a mosque in the old city of Aleppo, Syria, Dec. 17, 2016. (Xinhua/Ammar Safarjalany)
