The Defense Department is delaying the planned deployment of the European Phased Adaptive Approach Phase 3 until sometime in 2020, a setback of at least a year to the plan to add a second Aegis Ashore system in Europe due to slow progress with construction at the new ballistic missile defense site in Poland, according to DOD. The Missile Defense Agency, which had planned to declare a new, land-based variant of the Aegis Ashore system operational at the end of...