Deadly police force may be most traumatic to a community when officers kill a child. No matter the circumstances, we mourn both today’s loss and the decades of forgone tomorrows. The blow is sharper still when the child’s killing is captured on video and replayed again and again. Most recently, the police killings of Adam Toledo, 13, in Chicago in late March, and Ma’Khia Bryant, 16, last month in Columbus, Ohio, sparked protests and a social-media outcry.

Every weekday evening, our editors guide you through the biggest stories of the day, help you discover new ideas, and surprise you with moments of delight. Subscribe to get this delivered to your inbox.What do you need for a driving playlist? The fizz of the white line, the pull of the horizon, the tires beneath you slurping up the miles … You need forward momentum and you need space—expansiveness. You need regular beats and loads of deep repetition. Spiraling guitars.

Sales of alcohol surged in 2020, especially among the higher-proof varieties. But one type far outsold the others: hand sanitizer.In the heat of the pandemic, Purell poured some $400 million into expanding its production. As anyone who resorted to bootleg hand sanitizer knows, the company came nowhere close to meeting demand.

The debate over what happiness is, and how to achieve it, goes back thousands of years: As Arthur Brooks, an Atlantic contributing writer, points out, the Greek philosopher Epicurus believed that happiness involved freedom from mental disturbance and the absence of physical pain. In the Stoic school of thought, happiness could be found only in a virtuous life.