A top Army general believes the Russian invasion of Ukraine has ushered in a new benchmark for modern combat with wide-ranging implications for the United States and all modern armed forces: the normalization of ballistic missile attacks. Lt. Gen. Daniel Karbler, head of Army Space and Missile Defense Command and Joint Functional Component Command for Integrated Missile Defense, said Russia’s offensive is proving instructive to U.S. thinking about how to prepare for potential future conflict -- which implies increased need...