Nation A Metro train derailed in DC last week. Now, 60% of its fleet is out of service October 18, 2021 Wyatte Grantham-Philips, USA TODAY Comments Off on A Metro train derailed in DC last week. Now, 60% of its fleet is out of service The Washington Metropolitan Area Transit Authority announced its 7,000 series cars — approximately 60% of the Metro's fleet — would be out of service.