SpaceX overtakes Amazon to become world's fifth most valuable firm

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Elon Musk's SpaceX has overtaken Amazon to become the world's fifth most valuable company after a surge in its share price. Why are people keen to invest in commercial space? Also, Cuba's tourism feels the impact of US oil blockade as fewer people visit the country . We hear from a local tourist guide. And will AI replace jobs of young people? We hear from a father and daughter about the challenges of finding work in the AI world. (Picture: SpaceX's initial public offering (IPO) at the Nasdaq MarketSite in New York City. Credit: Reuters)