Capitol Hill Police Reportedly Investigating Suspicious Substance in Senate Office Building (UPDATE: ‘All Clear’ Given)

UPDATE — 5:52 p.m. ET: The “all clear” has reportedly been given:

Capitol Hill Police are investigating a report of a suspicious substance in the Dirksen Senate Office Building located in Washington, D.C., multiple outlets reported late Monday afternoon.

This is a breaking news story. Updates will be added.

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