Park Boo Seo (right), a former member of the Korean Kuwol partisan unit, speaks about Merrill Newman, an American tourist detained in North Korea. Newman supervised the group during the Korean War. Ahn Young-joon/AP hide caption

itoggle caption Ahn Young-joon/AP

This photo taken on Nov. 9 and released on Nov. 30 by North Korea's official Korean Central News Agency shows American Merrill Newman inking his thumbprint onto a written apology for his alleged crimes both as a tourist and during his participation in the Korean War. KCNA/AFP/Getty Images hide caption

itoggle caption KCNA/AFP/Getty Images

North Korean soldiers march through Kim Il-Sung square in Pyongyang. Merrill Newman, an American grandfather, has been missing since being removed from a plane about to depart North Korea on Oct. 26. ED JONES/AFP/Getty Images hide caption

itoggle caption ED JONES/AFP/Getty Images