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More than 300 South Koreans who were arrested in the raid in the Hyundai plant in Georgia have now been released from detention and flown to their country. And how can this affect the economic relations between both countries?

London's underground rail system – the Tube – has been closed for five days by a strike over pay and conditions for train drivers, and this has been very stressful for commuters, but more than that, it has been very damaging for businesses.

And Roger Hearing hears about the use of artificial intelligence to write speeches for politics and business, and how you can detect if it's written by AI or a human.