South Korea's military was on high alert Saturday after North Korea declared no-go zones near its disputed sea border with the South, sparking fears the reclusive state could begin firing weapons. "We've deployed anti-artillery firefinder radar systems in Baengnyeong island and Yeonpyeong islands," a Joint Chiefs of Staff spokesman told AFP. "However, there is no unusual military activity detected in the North," he said. Yonhap news agency said the South had also stepped up air and naval surveillance along the inter-Korean border. As of late Friday, the North has declared a total of eight no-sail zones: four in the Yellow...
