A North Korean boat has been towed into a South Korean naval base... after the boat crossed the de facto inter-Korean maritime border late Saturday.<br />An official from South Korea's Joint Chiefs of Staff said Sunday... there had been three crew members on the North Korean boat. One of them was wearing a military uniform.<br />They had told South Korea's special forces that they crossed the Northern Limit Line due to a "navigational error".<br />A joint investigation team are verifying the crew's identities and statements.<br />Currently the boat is being kept in a naval base in Yangyang , Gangwon-do Province. <br />
