This $615 million project is key to cleaning up the Potomac River ... drill will go under the river itself. The mining must be complete by the start of next year. The Washington Post went 100 ...

A woman was rescued from a vehicle that went into the Potomac River near the Virginia shoreline Tuesday evening, according to D.C. officials.

An American Airlines Flight 5342 collided with a U.S. Army Black Hawk helicopter and crashed into the Potomac River on Wednesday ... located just outside Washington, D.C. In the aftermath of ...