Metro riders on the Green Line experienced some delays Wednesday morning after police received a report about a person brandishing a knife.
The incident happened at the Anacostia station just before 6 a.m.
Police were called to the station after someone reported seeing a person with a knife in the station. The suspect is now in police custody.
No injuries were reported.
Metro says riders may experience residual delays in both directions.
Stay with News4 on-air and online for more on this developing story.