Ex-UN ambassador: North Koreans engaging in ‘cover-up’ about Otto Warmbier’s coma

Former UN Ambassador Bill Richardson, who worked more than a year to secure the release of student Otto Warmbier from North Korea, tells TODAY he was “absolutely shocked” to learn that Warmbier had returned to the U.S. in a coma and calls North Korea’s explanation for his coma “spurious.”June 14, 2017