Saudi Arabia is accused of overseeing the deaths of more than 21,000 workers to complete the country's £1 trillion 2023 Neom project, according to a new expose. Migrant workers have been allegedly exploited by locals with many employed in construction having gone missing as they labour to complete Crown Prince Mohammed bin Salman's Saudi Vision 2030 project. The project aims to transform the conservative Muslim country from an oil state into a global tourism hub . But Saudi Arabia has been