In Syria, Assad crosses the red lines

Aleppo was burning last week: On YouTube, you could watch the flames consuming the walls of the 600-year-old souk, the central landmark of one of the world’s oldest cities. If you looked further, you could also find film of what appears to be Syrian government planes strafing the city and a video made inside the ruins of the passport office in the heart of the historic center. Ominously, Human Rights Watch has documented at least 10 government attacks on bakeries in Aleppo — in other words, a...