For the first 24 hours of L.A.’s wildfire disaster, Mayor Karen Bass was a constant presence on social media, urging Angelenos to flee evacuation zones and announcing her decision to declare an emergency.

The defamation case tests how the public perceives mainstream media amid constant right-wing attacks on its credibility.

"He is just a constant threat all the time," Shearer said on BBC Match of the Day last year.

But the killer individual, self-radicalised over the Internet, remains a constant threat in France as elsewhere.

But one constant remains — Trumpov cannot help himself.