While the Pentagon's technology chief is targeting the middle of the decade for fielding operational hypersonic weapon prototypes across the military services, she warned lawmakers against adopting "a horse race" mentality to building out that capability. The comments, from Under Secretary of Defense for Research and Engineering Heidi Shyu, came during a hearing of the Senate Armed Services Committee's emerging threats and capabilities panel Wednesday, in which she touted the "multiple different" hypersonics strategies the Defense Department is developing. “You...
