Meharry probably saved Nashville. COVID testing center at Nissan Stadium closes as cases fall Parking Lot N at Nissan Stadium is back to its normal function after being the epicenter of COVID-19 testing in Nashville for almost a year and a half. Meharry Medical College, who at one point oversaw all three of the city s COVID testing centers, say they saw a lot over the last 16 months. and last updated 2021-07-16 19:27:46-04 NASHVILLE, Tenn. (WTVF) â Parking Lot N at Nissan Stadium is back to its normal function after being the epicenter of COVID-19 testing in Nashville for almost a year and a half. Meharry Medical College, who at one point oversaw all three of the city s COVID testing centers, say they saw a lot over the last 16 months.