Philippine military upgrade but no mutual defence: pros and cons of Manila-Tokyo deal - Philippine forces retake an island in mock combat as China's navy watches - Philippine military steps up security, loyalty protocols to prevent data leaks to adversaries - Watch: Chinese coast guard clashes with Filipino navy - Watch: Chinese sailors attack Philippines navy ship with knives, sticks - Filipino soldiers fight off 'armed' Chinese coastguard with 'bare hands' - Filipino soldiers fought off Chinese coast guard 'with bare hands'