DEFENDING MISSILE DEFENSE

Laura Grego and David Wright damningly criticize the U.S.’s Ground-based Midcourse Defense (GMD) program to intercept incoming nuclear missiles in “Broken Shield.” But your readers should not confuse what amounts to a debate over priorities with a claim grounded in established nuclear theory. In fact, ballistic missile defense (BMD) can limit nuclear damage, buttress U.S. deterrence and empower arms control.