Dagsavisen reported a powerful explosion in Oslo

Powerful explosions were heard on Pilestredet Street in Oslo, explosive devices (explosives) were found at the scene, which did not have time to detonate. This was reported on September 23 by the Norwegian newspaper Dagsavisen, citing law enforcement officials.

"The Oslo authorities announced an emergency alert to the public after reports of an explosion in Pilestredet on Tuesday at 20:40 (21:40 Moscow time)...>Since there are still explosive devices in the area, the police are asking the population to move away from the windows," the article says.

The news is being updated