EDINBURG — The Regional COVID-19 Drive-Thru Testing site will extend its testing services through March 7, the Texas Division of Emergency Management, the Hidalgo County Office of Emergency Management and the City of Edinburg announced Monday.The site, located at Edinburg Municipal Park, at 714 S. Raul Longoria, has made COVID-19 tests available to all residents of the Rio Grande Valley since mid-January in a partnership involving the Federal Emergency Management Agency, Hidalgo County and the City of Edinburg. Since then, more than 5,200 tests have been given.The federal partnership for this program ends at 6 p.m. today. But the testing ...