Just Stop Oil

Two protesters have been arrested for spray-painting private jets at London Stansted, after failing to find the Grammy winner's personal plane.
Two people were arrested a day before the summer solstice, which typically draws many visitors to the site.
The Metropolitan Police said five people have been arrested.
Zoe Cohen said this was a good example of the climate activists' transgressive tactics.
Obvious political stunt called out as the opposition party has nothing to do with the climate activists.
Climate activists also disrupted the opening night of the BBC Proms at the Royal Albert Hall.
Waits of eight hours reported as airport-style checks in place to combat high-profile climate protests.
Jonny Bairstow looked as though he was "putting the ironing board away", Twitter remarked.
Just Stop Oil protesters also interrupted MPs on the home affairs committee.
What does this say about how we police protests?