In this photo taken on July 21, 2017, a petrol pump attendant fills up a taxi with gasoline at a fuel station in Pyongyang.
Top of the list for new sanctions on North Korea after its sixth nuclear test is an oil embargo, which analysts say would have a crippling effect on the wider economy -- but might do little to curb its weapons programmes. / AFP PHOTO / Ed JONES        (Photo credit should read ED JONES/AFP/Getty Images)