Heidi Pérez-Moreno

• Transportation

D.C. fire officials said the incident was minor and that there were no reported injuries. The derailment disrupted Amtrak service.

• D.C., Md. & Va.

Police responded to multiple calls around 2:40 a.m. that shots had been fired inside a Montgomery County public parking garage, authorities said.

• D.C.

As the country turned 247 years old, some revelers temporarily set aside partisan rancor for parades and other festivities. But some felt a sense of unease.

• Transportation

Navigating the nation’s capital could become an ordeal Tuesday, when several road closures, transit changes and events will take place for Fourth of July celebrations.

• Maryland Politics

In Maryland, recreational marijuana sales are legal as of July 1. Here’s what to know about the state's relaxed weed laws.

• Transportation

The Alexandria project is part of a national rise in bus rapid transit (BRT) systems stemming from their relatively inexpensive costs and an influx of federal money.

• Transportation

It was not clear how many planes or passengers were affected. Details about the problem at the traffic control facility were not immediately available.

• D.C.

Demonstrators turned out in Washington and in cities across the nation to advocate for expanded abortion rights on the one-year anniversary of the overturning of Roe v. Wade.

• Transportation

The pilot program, led by the city’s Department of Transportation and The Lab @ D.C., will send mailers and text messages to drivers with previous citations and traffic violations.