North Korea Threatens South Over Yellow Sea Naval Drills. What will China do? -- Christian Science Monitor
North Korea warned of a 'powerful physical retaliation' if South Korea goes through with naval drills in the Yellow Sea this week. The real concern is over how China will respond.
South Korea is sailing into naval exercises in the Yellow Sea on Thursday and Friday to the din of intimidating rhetoric from North Korea and rising fears about China’s response to military drills in waters so close to the Chinese mainland.
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More News On North Korea's Threats Against The South
N.Korea warns of retaliation for S.Korea exercise -- AFP
North Korea vows 'retaliation' over Yellow Sea drill -- BBC
North Korea Threatens `Physical Retaliation' Against South's Naval Drills -- Bloomberg
S. Korea to stick to planned naval drills despite DPRK warning -- Xinhuanet
North Korea Vows To Attack South Korea Over Naval Drill -- RTT
NK warns of 'physical retaliation' over West Sea drill -- Korea Times
My Comment: China will do nothing .... North Korea is a headache for them just as much as North Korea is a headache for everyone else.