Update from the National Zoo:
“All clear! The Metropolitan Police Department has completed its sweep of the Zoo and found no evidence of a threat. The Zoo will remain closed today and reopen tomorrow, Aug. 30.”
From the National Zoo:
“The Zoo is temporarily closed due to a bomb threat. Reopening information will be posted when it becomes available. All other Smithsonian museums are open. Out of an abundance of caution, staff and visitors have been evacuated as the Metropolitan Police Department investigates.”
MPD has also closed 2900-3100 Block Connecticut Ave NW due to an apparent bomb threat.