Lawmakers flinch at hypersonic cost estimate, dial back Navy plans

摘要

A key congressional panel, concerned by a recent independent cost estimate for the Pentagon's marquee offensive hypersonic strike weapon, is moving to rein in plans for the Conventional Prompt Strike program by clipping Navy-requested procurement funding as well as resources sought for a Block 2 variant and blueprint efforts to integrate the two-stage booster and hypersonic glide vehicle into the Virginia-class submarine.