Predloženi nezavisni sistem BMD-a ima međutim i potencijalne mane, kako kaže Dennis Gormley, profesor sigurnosnih studija na Univerzitetu u Pitsburgu i autor djela "Raketna zaraza".
The proposed independent BMD system has potential drawbacks, however, according to Dennis Gormley, a security studies professor at the University of Pittsburgh and author of "Missile Contagion".