How did a Korean tycoon help Abu Dhabi during the Middle East war?

Korean tycoon Ga-Hyun Chung may become one of the biggest winners of the Middle East war with the help of his tanker ships, many of which he purchased early this year. Chung allowed Abu Dhabi to use his ships for dangerous "shuttle runs" to get oil past the Hormuz blockade. By June, Chung's ships were transporting half of Emirati crude.