`` You 'd think that that would remedy the issue , that ... we would have solved the problem , '' said Graham , chairman of Metro 's board of directors . Unexplained , intermittent failures continued despite repairs , station manager says . Passenger recalls loud bang , ` ` earthquake - like '' shaking of floor , screams . Delegate chides NTSB for making high - cost , ` ` impossible '' recommendations . 9 people killed , scores injured in June 22 crash near Red Line 's Fort Washington station .
Unexplained , intermittent failures continued despite repairs , station manager says . Passenger recalls loud bang , ` ` earthquake - like '' shaking of floor , screams . Delegate chides NTSB for making high - cost , ` ` impossible '' recommendations . 9 people killed , scores injured in June 22 crash near Red Line 's Fort Washington station .