VSP determines nothing dangerous about white substance found at Grayson Co. Courthouse

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GRAYSON CO. (WSLS 10) - The Grayson County Courthouse was evacuated and put on lock down Wednesday morning after an envelope with an unknown white substance was found.

The courthouse was evacuated around 10:30 a.m.

The county administrator says the envelope was collected by Virginia State Police and sent to Richmond for testing where it was determined that nothing biological or chemical was detected.

The situation is contained, but the courthouse remained closed for the remainder of the day.

The courthouse is open Thursday.