The NTSB also issued a safety alert calling for all transit and commuter rail systems to check for wheels that have improperly tilted from axles.
The rail yard was the last major hurdle for a project that has been plagued by multiple delays.
A Metro spokesman said the injury is not life-threatening.
The transit agency suspended service between the Farragut North and NoMa-Gallaudet stations because of the incident at the Gallery Place station.
Airports across the country say garages and lots are filling up amid a surge of Thanksgiving travelers and fewer people taking transit or getting dropped off by ridehailing cars.
A 26-year-old pedestrian was killed along the parkway.
The team said it will send cellphone alerts during the game reminding riders to leave FedEx Field early if they need to catch the train.
Transit agency officials say they will install fare targets near rear doors, cutting down on the time it takes for riders to board.
The Washington Metrorail Safety Commission is two years old, but last month issued its most consequential order.
The TSA and airport officials advised passengers to leave plenty of time as the holidays bring a rebound in travel.
An earlier track problem outside the Stadium-Armory stop had caused delays.
The Washington region is bracing for its busiest holiday travel season in nearly two years, testing a system of roads, rails and airports that, at times, have gone underutilized amid changes to travel habits.
The toll lanes would be the first in Maryland with dynamic pricing.
Metro officials blamed trouble with a piece of equipment at the Cleveland Park stop.
Del. Robbyn Lewis (D) said she found it hard to get around without a car, but owning one made her miserable and she hatched a plan to give it up.
There’s a problem requiring “unscheduled track work,” MARC officials said.
He was a Pulitzer finalist for local reporting before launching “Dr. Gridlock,” a popular column about traffic and commuting.
A Virginia man was carrying a 9mm that had seven bullets, including one in the chamber, the TSA said.
A crash involving a tractor-trailer has closed all lanes on the Capital Beltway's inner loop.
The pandemic and social justice protests have spurred the focus on lowering or eliminating fares on public transit.
