Iran's oil exports fell to their lowest level in at least six years in May as the U.S. naval blockade continued to choke off crude shipments and leave tens of millions of barrels stranded at sea.

Data from international tanker-tracking firms reveals that Iran's oil exports and deliveries to China dropped to their lowest level in 1 ...

Iran's oil exports fell to their lowest level in at least six years in May as the U.S. naval blockade continued to choke off crude shipments and leave tens of millions of barrels…