A new variant of the Standard Missile-6 failed to intercept an advanced target during a Saturday flight test simulating a last line of defense for a major warship against a medium-range ballistic missile, a setback for the Aegis ballistic missile defense program that will delay plans for propagating it for use across the U.S. fleet. On May 29, the Missile Defense Agency and the Navy conducted Flight Test Aegis Weapon System-31 (FTM-31) -- a developmental and operational test -- in...
