The Navy's top acquisition priority -- the Ohio-class Replacement Submarine -- is on hold to pass its next major milestone decision until the program office works through two data points to satisfy the Pentagon's chief weapons buyer, according to multiple sources. On Nov. 4, a Defense Acquisition Board meeting was held for the next-generation ballistic submarine program to clear milestone B. Once approved, the Navy can transition from technology maturation and risk reduction into engineering and manufacturing development. However, Pentagon...