Overview
- The explosion occurred around 01:00 local time by an embassy entrance, according to Oslo police.
- No injuries were reported, and damage was limited to one entrance.
- Police sent significant resources to the area, remain in dialogue with the embassy, and are searching for suspects.
- Investigators say it is too soon to identify a motive or perpetrator, noting a potential terror attack as one hypothesis.
- Witnesses described thick smoke at the scene, and the U.S. State Department had not issued a comment.