NEW YORK (AP) — The coronavirus crisis is taxing New York City's 911 system like never before.

Operators pick up a new call every 15.5 seconds. Panicked voices tell of loved ones in declining health. There are multitudes of cardiac arrests and respiratory failures and others who call needing reassurance that a mere sneeze isn't a sign they've been infected.

The system is so overwhelmed, the city has started sending text and tweet alerts urging people to only call 911 "for life-threatening emergencies."

As the city staggered through its deadliest week of the pandemic, its emergency response sys...