[Updated at 8:35 a.m. ET] The all-clear has now been given and staffers have begun to return to the building, CNN affiliate TV4 said.
[Posted at 7:32 a.m. ET] The U.S. Embassy in Stockholm, Sweden, was evacuated Wednesday after the discovery of a suspicious envelope with white powder inside, Stockholm police said.
Police are moving the envelope to a secure location for examination, Stockholm police spokesman Albin Navery said.
CNN's Saskya Vandoorne contributed to this report.