Mohammed bin Salman is the 33-year-old crown prince of Saudi Arabia.
He controls part of the royal family's vast wealth, which is estimated at up to $1.4 trillion.
Prince Mohammed has spent his fortune on a $500 million yacht, a $300 million French chateau, and a $450 million Leonardo da Vinci painting.
In the fall of 2018, bin Salman faced global outcry over the death of journalist Jamal Khashoggi, who the CIA later concluded was assassinated on the prince's orders.
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