chesterfield is mostly suburban, not heavily black. and the state site I’m on just shows zero for both. Also, buchanan county, which someone was bitching about a while back, now has reasonable numbers — c. 60-40 for huck. SOmetimes data entry just goes awry — give it a chance to fix.
Buchanan county, on the other hand, is probably real. IT is very high mountains -- and several counties in east tenn, which is similar, were under 10% for Obama on Super Tuesday.