Prognosis

Northeast Drives Record U.S. Testing to Monitor Covid-19 Surge

Photographer: Jessica Rinaldi/The Boston Globe via Getty Images
Lock
This article is for subscribers only.

The Northeast is running America’s biggest Covid-19 surveillance operation as a coronavirus resurgence sweeps the country, sending U.S. testing overall to a record.

The seven-day average of U.S. tests rose to 1.2 million Tuesday, part of an upswing that started about a month ago and has continued unabated, according to Covid Tracking Project data.