NBC is reporting the incident began at the White House involving a car chase.
More as the story develops.
UPDATE: Think Progress is reporting that multiple individuals were injured and the shooter is in custody. The lockdown has now been lifted.
NBC is reporting the incident began at the White House involving a car chase.
More as the story develops.
UPDATE: Think Progress is reporting that multiple individuals were injured and the shooter is in custody. The lockdown has now been lifted.