260 S.E.2d 216 SAMUEL ELLIS NAPPER, JR. v. COMMONWEALTH OF VIRGINIA 43887 Record No. 790318.Supreme Court of Virginia. November 21, 1979 Present: All the Justices. Expert testimony that single fiberglass strand found in defendant’s hair was “most probably” from the “same source” as insulation in burglarized premises insufficient with other evidence to sustain conviction for […]