"A certain kind of person would almost say God made West Texas for this," T.R. said. "We got concentric circles drawn all over the map. Circular error probables—CEPs—for all that stuff. We know where shit’s gonna hit the ground. Sounding rockets give us the initial conditions. After that we track each shell to get an accurate picture of the upper-level winds. We can make stuff fall where there ain’t nothing to fall on save rocks and snakes."