The Pentagon is racing to pull forward a cornerstone of its hypersonic missile defense effort, shifting the Glide Phase Interceptor program toward an earlier debut -- and a new mission defending the U.S. homeland. Missile Defense Agency Director Lt. Gen. Heath Collins told lawmakers Wednesday the program is now being accelerated by four years, with initial capability targeted for 2031 and, significantly, reoriented toward a land-based configuration -- a departure from earlier plans centered on Navy ships protecting carrier strike...