Ammon News - The U.S. embassy in Oslo was hit by a loud explosion early on Sunday, causing minor damage but no injuries, Norwegian police said.
The blast was heard from the embassy compound in western Oslo at around 1 a.m. (0000 GMT), and smoke was seen rising from the area, eyewitnesses said.
No further explosive devices had been found in the area, police said.
"Investigations have been carried out at the scene with the aid of dogs, drones and a helicopter, searching for one or more potential perpetrators," the Oslo police department said in a statement.
Reuters