(Jim Huylebroek | The New York Times) A gun is seen at Friday prayer at the Pul-i-Khishti Mosque in Kabul, Afghanistan, Aug. 20, 2021. “Criminologists can debate the causes of the new crime wave,” writes New York Times columnist Bret Stephens. “But many people intuitively understand that places in which decay and disorder become the norm are places where crime tends to thrive.”