Fraudulent ‘pop-up’ COVID testing centers are rampant. Here are 8 tips to help protect against phony clinics and testing scams.

A Center for COVID Control location is closed in Des Plaines on Jan. 14, 2022. The Minnesota attorney general’s office announced Wednesday that it has filed a lawsuit against the company and its Illinois-based lab, Doctors Clinical Laboratory Inc. (Antonio Perez / Chicago Tribune)