Shadowy oil trades at sea outfox efforts to rein in Kim Jong Un
Singapore
DONALD Trump's desire to squeeze Kim Jong Un's regime risks being undermined by the furtive manoeuvres of oil tankers at sea.
The enforcement of international measures limiting sales to North Korea - part of an effort to force Mr Kim to abandon nuclear weapons - is becoming near impossible because suppliers of illicit fuel are using an old oil-trading practice that helps obscure its origin and destination.