Credit: A member of the Maryland National Guard directs a vehicle at a coronavirus drive-thru testing location at a Vehicle Emissions Inspection Program (VEIP) station in Curtis Bay, Md., Wednesday, April 1, 2020. Maryland opened three drive-thru testing sites for residents who are symptomatic or at high risk of complications from COVID-19. The tests are offered at three vehicle emissions testing sites in Anne Arundel, Charles and Harford counties. (AP Photo/Susan Walsh)
Extreme heat causes changes to testing sites in DC, Montgomery County
