Washington TimesPolice evacuate House chamberCNNBy the CNN Wire Staff Washington (CNN) -- Police evacuated the area around the House of Representatives chamber on Monday after the discovery of a powdery substance, a law enforcement source told CNN. The area evacuated includes both the House press ...US Capitol partially closed after powder foundReutersPolice evacuate parts of CapitolThe Associated PressCapitol Police Investigating Powdery Substance on the FloorMyFox Washington DCWashington Post -NASDAQ -Ynetnewsall 252 news articles »