The incident is confined and not suspicious , a police spokeswoman says . She says a piece of ceiling fell around 3 a.m. , exposing a chemical in a work area . - A man was found dead at his home on the same block as the explosion. Architect of the Capitol : There was a `` potential release '' during `` asbestos abatement work ''
The incident is confined and not suspicious , a police spokeswoman says . She says a piece of ceiling fell around 3 a.m. , exposing a chemical in a work area . Hazardous materials crews are on the scene . Architect of the Capitol : There was a `` potential release '' during `` asbestos abatement work ''