Assad was always the lesser of two evils. If the Western world had joined the Russians to quickly get rid of the greater evil that is still responsible for the carnage humanity might have prevailed.

"And there are those who do not want to stop. Here's a sample comment from the top JFS [Jabhat Fateh al-Sham, formerly known as the al-Nusra Front]-aligned cleric, Abu Yaqzan Al-Masri, in Aleppo: 'We won't compromise over our religion. We'll leave Aleppo on our own terms.'"

BBC News, Dec 14, 2016