Testing backlog yields 331 new covid-19 cases in Allegheny County
With 331 new covid-19 cases, Allegheny County shattered its single-day new case count by nearly 100 cases, health officials reported Tuesday. However, the day’s total is based on a record 4,536 new tests, of which 7.3% were positive. The tests were conducted over more than a month’s span from June...