The Air Force will begin funding research for a Next Generation Reentry Vehicle for its LGM-35A Sentinel nuclear missile, according to justification documents released along with the fiscal year 2024 budget request. The service is seeking $15.5 million in next year’s research, development, test and evaluation budget to begin early acquisition activities. That represents an acceleration of funding for the program for an NGRV, the service’s request shows. NGRV would integrate with current and future warheads and would include complementary...