CNNNorth Korea detains US citizen as tensions riseCNN(CNN) North Korea detained a US citizen for unknown reasons as he was planning to fly out of Pyongyang International Airport on Saturday morning. Kim Sang Duk, also known as Tony Kim, was teaching at Pyongyang University of Science and Technology, ...N. Korea detains US citizen; 3rd American being heldWashington PostTrump Plans Top-Level Briefing With Senators on North KoreaBloombergThird US citizen detained in North Korea: sourcesYonhap Newsall 195 news articles »