A target missile was launched from the Pacific Missile Range Facility at Kauai, Hawaii during Flight Test Standard Missile-45. USS John Finn (DDG-113) detected and tracked the target missile with its onboard AN/SPY-1 radar using the Aegis Baseline 9.C2 weapon system. US Navy Photo
Rebuilding a U.S. integrated air and missile defense capability, slashed to the bone by the wars in Afghanistan and Iraq, will not be easy, three former directors of the Joint Integrated Air and Missile Defense...
https://news.usni.org/2018/11/27/panel-u-s-must-invest-joint-integrated-air-missile-defense