Iranian authorities have reportedly seized two vessels, one British-flagged and the Liberia-flagged, in the Strait of Hormuz overnight.
Iran says it seized a British oil tanker, the Stena Impero, in the Strait of Hormuz, because it was not complying with "international maritime laws and regulations".
The actions signal an escalation of tensions between Iran and the West, focused in this instance on the strategic waterway.
Kim talks to Daniel Ryntjes from Featurestory.
