Hello and welcome to the intelligence on Economist Radio. I'm your host, Jason Palmer. Every weekday, we provide a fresh perspective on the events shaping your world.

Movie lovers in China know that fickle government sensors are hacking away at imported films.

So many turn to pirate sites, where movies are subtitled by armies of volunteers.

But now, authorities are cracking down on the sites and the subtitlers.

And researchers understand that dreams play an important role in how people form lasting memories.

But that is about all they understand.

Problem is, they can't ask someone who's dreaming what's going on.

Until now.

First up, though.

In Turkey today, the trial is resuming of 26 people accused of involvement in the murder of Jamal Khashoggi.

In London, one of Mr. Khashoggi's friends who's been in touch with his fiance says they're

trying to stay positive in spite of the grim rumours.

It's more than two years since the veteran Saudi journalist was suffocated in his country's

consulate in Istanbul.

His body sawn into pieces by a squad of assassins flown in on private jets.

After a fortnight of denials, Saudi Arabia has admitted that the missing journalist

Jamal Hashoggi died during his visit to the country's consulate.

The trial will be of little consequence.

None of the suspects is in Turkish custody.

And it poses little threat to Muhammad bin Salman, Saudi Arabia's crown prince and de facto ruler, who many

believe to be ultimately responsible.

America's reaction to the grisly murder is a window into how the country thinks about dealing

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