Lab technicians are working to identify a substance found in a letter addressed to the White House that could be cyanide.
The Secret Service says an envelope addressed to the White House has tentatively tested positive for cyanide.
The Secret Service is reportedly conducting middle-of-the-night drone flights near the White House in secret tests to devise a defense against the unmanned aircraft.
A knife-carrying Army veteran who scaled a White House fence and dashed into the executive mansion before being caught has pleaded guilty in connection with the case.
Two high-ranking agents are accused of crashing a government vehicle right into an investigation scene after leaving a party.
The man who shot President Ronald Reagan and three other people in 1981 won’t face new charges in the death last summer of Reagan’s former press secretary, federal prosecutors said Friday.
Two days. Two intruders. It’s the latest in a string of security breaches at the White House. Now many are wondering if the nation’s capital is safe.
An Iowa man arrested in Washington after the Secret Service found a hunting rifle, ammunition and a knife in his car parked near the White House will stay in jail for now.
The Maryland man arrested for jumping the White House fence last week was forcefully removed from court after a dramatic outburst Monday afternoon.
The 23-year-old Maryland man who climbed over the White House fence Wednesday night has been charged with felonies for assaulting two police dogs and making threats, the Secret Service said Thursday.
An agency deep in turmoil is dealt another blow, this time in a scathing federal report. The Secret Service is in the hot seat for pulling officers from their White House post to settle a personal errand in Maryland.
Another security breach at the White House. A Maryland man has been captured after jumping over the fence.