>>946
>Block2Bって結局復活してない
https://en.wikipedia.org/wiki/RIM-161_Standard_Missile_3

A US defense official was quoted saying that "The SM3 IIB phase four interceptors that we are now not going to pursue never existed other than on Power Points; it was a design objective."[26]
2013年時点で、まだパワポでプレゼンしただけで、一切の設計検討はしていない、とのこと。