Crippling or bearable? The UN sanctions squeezing N. Korea

The second summit between US President Donald Trump and North Korean leader Kim Jong Un failed to produce a deal on Pyongyang's nuclear programme, with the two sides at an impasse over the sanctions imposed on the North.The cash-strapped regime has been under multiple UN sanctions for decades over its weapons programmes and has blamed them for its economic woes.In December 2017 the UN Security Council capped crude oil shipments to four million barrels per year, put a ceiling on refined petroleum