Welcome to Business Daily. I'm Simon Jack.

Let's begin with the car giant Nissan.

Shares in the Japanese carmaker falling sharply today in Tokyo, down 5.5% at the close

as investors reacted to the news of the arrest of the company's chairman Carlos Goan.

And this on suspicion of financial misconduct.

He is suspected of understating his income.

It was one-off, if not the biggest business story of 2018.

When Carlos Gown, the superstar chairman of the Renault, Nissan-Mitsabishi Alliance,

one of the biggest car-making groups in the world, was arrested as he went through Tokyo Airport.

He thought he was coming to Japan for just another high-level meeting, but he soon found out that was not the case.

It was a normal day, normal arrival, one of the hundreds of arrivals in Haneda Airport that I've been doing for

many, many years. It was a normal day. And, you know, for the first time, the

policeman at the passport control said there was a problem with my visa and my passport.

And he took me in a special room.

The person I met was the Tokyo prosecutor who told me that, you know, there is a problem which is relative to my compensation and he would like to interrogate me.

And then when I said, well, you know what, I need to make a phone call

because some people are waiting for me, he said,

you can't use your phone.

So all of a sudden, I knew that there was something very serious going on.

So it was a total shock, as you can imagine.

That is Ghosn there speaking to me from Beirut, where he lives in exile,

after jet-setting around the world for decades as an executive with Michelin, Renaud and

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