The United States Secret Service has launched an investigation following the discovery of cocaine at the White House on Sunday night.
The Secret Service agents found the suspicious powder in an area that was accessible to tour groups while doing a routine inspection.
A senior law enforcement official revealed to reporters that the substance was discovered in a storage facility routinely used by White House staff and guests to store mobile phones.
The White House complex was closed as a precaution around 20:45 local time (00:45 GMT) on Sunday after it was discovered.AC