Credit: Montgomery County police say the man who brutally killed a 72-year-old woman in her Maryland home and stole from her had cased her home when he helped a friend move.

Police: Man helped friend move, returned to kill landlord

2 Md. suspects charged in teen human trafficking case; more victims possible

Lockheed’s SkyFire will map the moon

Potomac man pleads guilty to charges in fatal River Road wreck

Marriott gives Chinese regulators more time to review Starwood deal

Md. transgender twins find public attitudes can lag behind law