Sources: Apple plans a "crash detection" feature next year for iPhones and Watches, which measures a spike in g-forces to detect car accidents and auto-dail 911 (Rolfe Winkler/Wall Street Journal)

Rolfe Winkler / Wall Street Journal:
Sources: Apple plans a “crash detection” feature next year for iPhones and Watches, which measures a spike in g-forces to detect car accidents and auto-dail 911  —  Safety feature is also planned for Apple Watches expected in 2022, according to company documents