But there is a warning from Katri Abel-Ollo, who has closely observed fentanyl's rise.

BBC: Synthetic drug fentanyl causes overdose boom in Estonia

Katri Abel-Ollo, an analyst for the Estonian Drug Monitoring Centre, says the Estonian government still has "no specific strategy" for dealing with the overdose issue.

BBC: Synthetic drug fentanyl causes overdose boom in Estonia

Despite the fall, Katri Link from Ecclesiastical Insurance said it was still "hugely depressing" that metal thieves had no respect or regard for sacred buildings.

BBC: A church