China holds ‘combat patrol’ in South China Sea amid US-led war games Al Jazeera EnglishPLA patrols South China Sea as US, Philippines, Japan and Australia hold drills South China Morning PostUS, Allies to Conduct Maritime Drills in Philippines on April 7 BloombergUS, Japan, Australia and Philippines to hold South China Sea exercises ReutersUS, Japan, Australia and the Philippines to stage military drills in disputed South China Sea The Associated Press