South Korea and the United States launched a massive joint military exercise on Sunday that North Korea said could jeopardise nuclear disarmament talks. “As scheduled, the annual exercise involving US and South Korean troops started today across South Korea,” a defence ministry official told AFP. The RSOI (Reception, Staging, Onward Movement and Integration) and Foal Eagle exercise focuses on a mock battle aimed at preparing for the sudden arrival of US reinforcements, US officials said earlier. Full Story