Analysts warn that developments in the Second Island Chain - which has seen increased manoeuvring from Washington and Beijing to fortify their own presence and contain each other’s access there - could recast the stakes in the contested flashpoints of the South China Sea and Taiwan Strait. SINGAPORE: In the vast blue expanse of the Pacific Ocean, a new front in the great power rivalry between the United States and China is quietly taking shape. Along a string of small islands and atolls that