The joint U.S.-Japan effort to develop a new ballistic missile interceptor suffered a setback this week when the Standard Missile-3 Block IIA failed to intercept a target during its second attempt, potentially complicating plans to transition future testing of the new weapon into the Ballistic Missile Defense System architecture. On June 21, the guided-missile destroyer John Paul Jones (DDG-53), operating in waters off Hawaii, detected and tracked the target -- a medium-range ballistic missile -- fired from the Pacific Missile...