Ukraine's hidden earth treasures: Rare riches catch Trump's eye amid geopolitical drama

Ukraine's soils hold some five percent of the world's mineral resources, which is what US President Donald Trump is anxious to secure, but not all of them are yet exploited -- or maybe even exploitable, according to experts. Trump has particularly declared he wants rare earths and demanded an accord on getting minerals in return for US aid for Ukraine to fight its war with Russia.