At least 60 people were arrested today in four Scandinavian countries in co-ordinated raids by police investigating child pornography, Norwegian police said.
A police statement said a total of 81 addresses were raided in an investigation into the possession and distribution of material containing child sexual abuse.
"The police have arrested 15 people in Norway, and minimum 15 people in each of the countries Sweden, Denmark and Finland," spokesman Leiv-Rune Gully said.
The police statement said computers were seized at the various addresses.