WUSA is reporting that nine people have died from this evening's Metro crash:
"9NEWS NOW has confirmed there are nine dead from the collision, and officials say there are 67 people injured. The Fire Department Chief said that up to six of those people sustained life-threatening injuries, another 14 have less threatening injuries and more than 50 people have [...]

At this moment, Dr. Gridlock is in the vanguard of Washington Post coverage of this afternoon's train mishap in Northeast D.C. The item credits WJLA-TV and CNN for key facts on the accident.
Here's one commenter from the washingtonpost.com on the matter:
How is the Washington Post being scooped about a potentially serious metro rail collision? This [...]

Comes this dispatch, via Dr. Gridlock:
A Red Line Metrorail train derailed at 5:10 p.m. approaching Fort Totten in the Shady Grove-bound side. Trains are turning back at Brookland and Takoma....Metro says that shuttle bus service has been requested to bridge the gap between Takoma and Brookland.

There are reports of injuries. Developing.
UPDATE, 5:35 P.M.: This seems [...]