The Latest Breaking News from the Secret Service

Metal barricades were seen being erected outside the courthouse on Wednesday night while the Secret Service confirmed that it is working with multiple law enforcement agencies to ‘ensure the highest levels of safety and security’

Ex-president appeared in federal court in Washington, DC, on Thursday afternoon for latest arraignment

The ex-president’s son has previously denied being a drug user

The U.S. Secret Service has closed its probe into cocaine discovered at the White House without identifying a suspect.

"Investigation will not be able to single out a person of interest from the hundreds of individuals," agency says

Secret Service says there were no fingerprints or surveillance video footage to show who brought drug to White House.

‘Without physical evidence, the investigation will not be able to single out a person of interest’, officials have said

No fingerprints or DNA turned up on the baggie of cocaine found in the West Wing lobby last week despite a sophisticated FBI crime lab analysis, and surveillance footage of the area didn’t identify a suspect, according to summary of the Secret Service investigation obtained by The Associated Press

"At this time, the Secret Service's investigation is closed due to a lack of physical evidence."