A few hundred feet away, a signal light flashes red and a train that had been rumbling down the local tracks slides to a stop. Ms. Pryor, a transit worker, pulls another lever and a section of ...

The Washington Metropolitan Area Transit Authority (WMATA) announced Tuesday that its Automatic Train Operation (ATO) is set ...

There may be a light at the end of the tunnel — or, at the end of the platform — for G train commuters tired of dashing to catch the train toward the middle of the track. Signal upgrades coming to the ...

cantilevers and flashing red lights. These signals are designed to warn the public of a train’s approach at least 20 seconds before it arrives at a crossing. Occasionally, they fail to activate.