Princeton Cemetery
Three men jump over the fence of Princeton Cemetery under the cover of a moonless night. They know where they're going and quickly reach their target. After a few minutes of methodical digging they hit the bones. It's the head they really want, but they take a few more just to be sure. As the van drives off, a thermite charge annihilates everything left behind. An hour later they reach the coast and take a dinghy out to meet the submarine that is going to take them back to Shanghai.
Within a week, geneticists have extracted the DNA and started implanting embryos in artificial wombs. Production quickly ramps up, and plans are made for additional cohorts. Two years later, doubts begin to emerge when the babies still have trouble walking. By the age of 3 there's no question: the children look like him but they're developmentally unremarkable.
Meanwhile, deep beneath the Nevada desert, an immense chamber fills with young boys as morning class is about to begin. Thousands of 5-year-old von Neumanns sit down at their desks and open their calculus textbooks.