NEW YORK, NY - JANUARY 06: Security Council President Elbio Rosselli makes comments to the media on the situation in North Korea following a Security Council closed-door meeting to discuss the next steps at the United Nations on January 6, 2016 in New York City. North Korea claimed yesterday to have successfully tested a hydrogen bomb. (Photo by Spencer Platt/Getty Images)

NEW YORK, NY - JANUARY 06: Security Council President Elbio Rosselli makes comments to the media on the situation in North Korea following a Security Council  closed-door meeting to discuss the next steps at the United Nations on January 6, 2016 in New York City. North Korea claimed yesterday to have successfully tested a hydrogen bomb.  (Photo by Spencer Platt/Getty Images)