“He is, however,” Amos continued, “keeping a constant rail gun lock on the Israel’s reactor.” Holden ran his fingers through his hair. “So not too generous, then.” “Say pretty please, but carry a one-kilo slug of tungsten accelerated to a detectable percentage of c.” WarSpeed Of LightAccelerationTungstenRail Gun Book:Cibola Burn Source: Cibola Burn