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White substance found at downtown L.A. Metro

July 30, 2010 12:00:00 AM PDT
The 7th Street Metro Station reopened on Friday after police closed it to investigate some white powdery substance found at the station.The incident was reported at 5 a.m., and Los Angeles County Sheriff's evacuated the downtown station. Officials reopened the station and cleared the scene by 7 a.m.

Police arrested one person, but the suspect's name has not been released. Officials are still trying to determine what the white powder is.