Dr. Jeff Choh is an interventional radiologist who was born in Korea, immigrated to Ohio in 1972 and now lives in the Chicago area. He first visited North Korea as a guest speaker at a conference at the Pyongyang University of Science and Technology (PUST) in October 2013, and he visited North Korea again in May 2014 with a different organization. Dr. Choh talks about how his passion grew for the people of North Korea and why he feels compelled to help them despite the complicated political realities.