Russia-Ukraine war, as it happened: nearly 9,000 Russian troops to be stationed in Belarus; Putin’s forces continuing ‘forced deportations’

Russian servicemen begin to arrive in Belarus; US thinktank says Putin engaging in ethnic cleansing' in Ukraine

• What we know on day 235 of Russia's invasion

Norway has arrested a Russian national carrying a drone and camera equipment after he was seen taking photos of an airport in the far north, the second such arrest in a week.

Agence France-Presse reports that Norway is on high alert following accounts of mysterious drone sightings close to offshore oil and gas drilling platforms run by the country's major energy producer.

Police have confiscated a large amount of photography equipment, including a drone and a cache of memory cards.