O's, Nats complete Beltway Series with 2 games in DC – The Baltimore Battery
5 Reasons We're Headed for an Orioles-Nationals 'Beltway Series', News, Scores, Highlights, Stats, and Rumors
Orioles-Nationals series preview: a very serious, non-fabricated rivalry is renewed - Camden Chat
Kyle Bradish, O's blank Nationals for second consecutive game. - Camden Chat
Are the Nationals, Orioles actually rivals? The answer is, an emphatic no - Augusta Free Press
Baltimore Orioles Face Nationals Tonight in Virtual Beltway Battle
Washington Nationals - The Washington Post
The good, the bad, and the ugly from the Nationals' beltway battle with the Orioles - Federal Baseball
How Would Nationals-Orioles World Series Compare to 2000's N.Y. Subway Series?, News, Scores, Highlights, Stats, and Rumors
No self-respecting sports fan should root for two teams