of such device shall be valid for longer than six months. 4 . See Fed.R.Evid. 803(6). 5 . “Before the trial or hearing, the proponent must give an adverse party reasonable written notice of the intent to offer the record — and must make the record and certification available for inspection — so that the party has a fair opportunity to challenge them.” Fed. R.Evid. 902(11). 7 . Because 18 U.S.C. § 13 incorporates Virginia Law, state court decisions construing the reckless driving statute are binding on this Court. 8 . In Gray, the Court acknowledged that the Virginia legislature had revised § 46.2-882 such that testing by tuning forks alone was sufficient to convict, thus overruling the Virginia Court of Appeals’ decision in Myatt v. Commonwealth, 11 Va.App. 163, 397 S.E.2d 275 (1990) (<HOLDING>). Courts have subsequently rejected radar
holding that the calibration of the radar unit by tuning forks alone was insufficient to support the conviction holding that circumstantial evidence alone is sufficient to support a cocaine conspiracy conviction holding that adverse inference alone insufficient to support a motion for summary judgment holding evidence insufficient to support conviction of attempted possession of a prohibited weapon holding witnesss testimony identifying appellant is sufficient standing alone to support conviction