FILE – In this Jan. 20, 2014 file photo, American missionary Kenneth Bae, right, leaves after speaking to reporters at Pyongyang Friendship Hospital in Pyongyang. Bae, 45, who has been jailed in North Korea for more than a year, appealed for the U.S. to do its best to secure his release. Bae has been returned to a labor camp, prompting worries about his health, his sister Terri Chung said Friday, Feb. 7. (AP Photo/Kim Kwang Hyon, File)