Andrew Peach

So what does that all mean?

We asked the investment manager, Judith McKenzie.

Now, whatever the outcome, the sale of Warner Brothers and its properties like HBO will likely mean a single company, Netflix or Paramount, will own an even bigger chunk of the world's media production and streaming businesses.

Paul Fleming, head of the UK Entertainment Workers Union Equity, says that could have a big impact on people who make film and TV and those of us who watch it.

There is an anxiety about a sort of closing market for employment opportunities, what that might mean in terms of royalties and ongoing payments in particular, and also about the volume of content that's made in this country and around the world which our members work on.

Fewer players means fewer opportunities to sell product on, and that's one of the principal mechanisms in which artists make royalties.

That's how they get their secondary payments, and that's the main source of income for workers in that sector.

And we do worry too for audiences and what it means in terms of subscription platforms, subscription payments, and whether audiences can get best value for money in a sector that becomes less competitive.

Paul Fleming.

An international review of hormone treatment for menopause symptoms has found no evidence that it either increases or decreases the risk of dementia.

The team of researchers from the UK, Ireland, Switzerland, Australia and China examined 10 studies involving more than a million women.

Professor Amy Spector from University College London spoke to Tim Franks about what they found.

There was also a competing hypothesis that HRT might increase the likelihood of dementia.

You called for more research.

What sort of research would be useful?

It is proven that HRT can be very helpful to women who are going through the menopause.

I totally understand that the idea of a randomized controlled trial is you don't know whether you're getting the drug or you're getting a placebo.

But it might mean that whilst the science is good, the outcomes for those women aren't necessarily good.

Professor Amy Spector.

Elliot Kipchoge is considered one of the greatest long-distance runners of all time, an Olympic champion who reinforced Kenya's reputation for producing some of the best marathon runners in the world.