Metro: Station closures to support Arlington County's Crystal City project begin Feb 14. Crystal City will close 10 weekends Feb-June with additional closures at National Airport & Potomac Yard on three weekends. Follow our new hashtag #CrystalCityProject for the latest. ➡️ wmata.com/about/news/C...

Station closures to support Arlington County's Crystal City project begin Feb 14. Crystal City will close 10 weekends Feb-June with additional closures at National Airport & Potomac Yard on three weekends. Follow our new hashtag #CrystalCityProject for the latest. ➡️ wmata.com/about/news/C...