Authorities are yet to confirm who is behind the bomb hoaxes affecting air travel in Europe this week, but experts suggest there are indications to explain who might be behind the spate of threats.

Hoax bomb threats in Italy signed in name of Russian extremists, American gets life sentence over Villa Pamphili murders, and more news on Friday.

False bomb alerts were reported on a Finnair flight from Helsinki to Rome and a Wizz Air flight from Milan to Warsaw on Thursday, with the Wizz Air jet re-routed to Vienna, the airlines said.

Riding on the wave of youth-led demonstrations that have swept across Italy in recent weeks, more protests are planned for the month ahead.

Here’s a cosy word you’ll want to come back to.