Three detained American citizens in North Korea have said they are hoping for a swift resolution of their cases and that they hope the United States will send an envoy to help secure their releases, in short interviews with CNN on Monday.

Kenneth Bae, Jeffrey Fowle and Matthew Miller were granted 5 minutes each with a CNN news team at an unknown hotel in Pyongyang.

Kenneth Bae asked his family to “pray for him”, and told CNN that he is working up to eight hours a day, six days a week, despite ongoing concerns about his health.

“My hands are numb and tingling,