The Senate Appropriations Committee's version of fiscal year 2018 spending legislation would cut $50 million from the Air Force's Space-Based Infrared System program, add $100 million to launch vehicle development efforts and direct the service secretary to reexamine current recapitalization plans that call for "near-simultaneous" modernization across the Air Force's space portfolio. The chairman's mark, released Nov. 21, would cut $50 million from the service's $132 million FY-18 budget request for advanced procurement for the seventh and eighth geosynchronous SBIRS...