SEOUL. Sept. 10 (UPI) -- The only son of Samsung Electronics Chairman Lee Jae-yong has surrendered his U.S. citizenship to join the South Korean Navy for training. Samsung Electronics confirmed Wednesday that Lee Ji-ho will enlist as a naval officer candidate Monday. "To fulfill his mandatory military service, Lee renounced his U.S. citizenship and will serve for 39 months, including the training period," the tech giant said in a statement. "After completing 11 weeks of training, he is