A ship crosses the North Sea with nobody aboard, fog stops the pilots at the mouth of the Elbe, and a landslide in the Andes reaches the copper price before breakfast.
Why a German shipper still pays for freight in dollars, why smelters now pay miners to take their ore, and a gas carrier that fuels itself on what it carries.
Six straits, two canals and one river carry a third of everything we trade. This weekend we open a special issue on the narrow places, and on what happens when one of them closes.