As negotiations continue over President Trump’s demand that North Korea junk its nuclear weapons and missile programs, Kim Jong-un’s bargaining position ay be weakening. Reuters reports: A heat wave in North Korea has led to rice, maize and other crops withering in the fields, “with potentially catastrophic effectsâ€, the International Federation of Red Cross and Red Crescent Societies (IFRC) said on Friday. The world’s largest disaster relief network warned of a risk of a “full-blown food security crisis†in the isolated country, where a famine in the mid-1990s killed up to three million people. It said the worrying situation...