A suspicious substance was found outside a building office near the White House during a traffic stop Tuesday, the Secret Service confirmed to the Washington Examiner.
Multiple law enforcement personnel responded to the situation near 1700 Blk of New York Avenue in Washington, D.C., Tuesday afternoon. Multiple people were reportedly transported for medical treatment for exposure to an unknown powdery substance, which is believed to be a narcotic. Secret Service has one person in custody.
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“Shortly before 11am, Secret Service Uniformed Division made a traffic stop in the 1700 Blk of New York Avenue. During the stop, officers came in contact with a powdery substance believed to be suspected narcotics. 1 individual taken into custody & officers are being evaluated,” spokesman Anthony Guglielmi tweeted.
Shortly before 11am, Secret Service Uniformed Division made a traffic stop in the 1700 Blk of New York Avenue. During the stop, officers came in contact with a powdery substance believed to be suspected narcotics. 1 individual taken into custody & officers are being evaluated pic.twitter.com/9rP3wxIz8r
— Anthony Guglielmi (@SecretSvcSpox) October 11, 2022
It is currently unclear what the substance was or whether officers were among the people transported for medical treatment. The suspect was also transported for a medical review but remains in custody, according to the agency. Authorities are also testing the powdery substance.
The Secret Service did not have additional information to share about the substance or person in custody when asked by the Washington Examiner.
UPDATE: Multiple DCFD BLS units has been requested to transport individuals possibly exposed to an unknown substance. Officers may be among the transports. @DCNewsNow
— DC REALTIME NEWS (@RealTimeNews10) October 11, 2022
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In addition to the scare near the White House, a suspicious package was found near the office of Rep. Bennie Thompson (D-MS), according to multiple reports. Capitol Police have begun an investigation into the matter and have issued an all-clear for the area.
Authorities tested the package as a precaution, according to reports.
“This afternoon Congressional staff inside the Rayburn House Office Building reported that they received a letter with concerning language. We screened it and determined it not to have anything dangerous inside. Powder was not found inside,” Capitol Police said in a statement.
“Our investigators take all concerning statements and threats seriously. They are now working to determine who sent the letter and why,” police added.
Suspicious package by the office of 1/6 committee chairman Bennie Thompson. USCP investigating
— Chad Pergram (@ChadPergram) October 11, 2022
Suspicious package reported at 1/6 committee Chair Bennie Thompson’s office. Multiple Capitol Police officers are on the scene. No sign of the package from our spot around 100 yards down the hall. pic.twitter.com/oJKpPRPJJh
— Morgan Rimmer (@morgan_rimmer) October 11, 2022
Thompson is the chairman of the Jan. 6 committee, which is gearing up for a public hearing on Thursday.
The Washington Examiner reached out to Capitol Police and other law enforcement agencies for additional information.
This story is developing and will be updated as more information becomes available.

