Update at 6:55 p.m. — The leak has been stopped and ACFD units have now left the scene.
Arlington County firefighters are on the scene of a major gas leak in the Virginia Square area.
Initial reports suggest that construction crews at the Latitude Apartments site, on the 3600 block of Fairfax Drive, across from the Metro station, hit and severed a three-inch gas line.
Police were called to the scene to block traffic around the gas leak.