Transportation

Credit: A Maryland State Police car is seen. (File Photo by Mario Tama/Getty Images)

Md., Va. troopers amp up traffic enforcement for Memorial Day weekend

Opponents to Beltway, 270 toll lanes speak out at town hall

New Metro funding plan would prohibit money for Chinese rail cars

Jack Evans to leave role as Metro board chairman

Where DC ranks among best biking cities worldwide

EXCLUSIVE: Remote-controlled car zips by on I-95 (video)