The South China SeaWhy the world can't afford to be indifferent to the simmering conflict in the South China Sea "The greatest risk today in U. S. Chinese relations is the South China Sea, through which passes 40% of world trade. . . . Hayton explains how this all came about and points to the growing risks of miscalculation and escalation."Daniel Yergin, Wall Street Journal Chinas rise has upset the global balance of power, and the first place to feel the strain is