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Commonwealth v. Mattison
623 Pa. 174
| Pa. | 2013
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Background

  • On Dec. 9, 2008, Kevin Mattison (Appellant) drove Tiffany Kenney to confront her boyfriend at his apartment; after Kenney and a friend returned to the SUV, Mattison forced entry, pointed a gun, demanded drugs, recovered marijuana, and then shot the victim in the head; the victim died a week later.
  • Pavi-Elle Generette witnessed the shooting and later identified Mattison in a photo array and live lineup; Mattison was arrested a month later.
  • Mattison had a prior murder conviction in Maryland (1995); the Commonwealth gave notice it would present that conviction as an aggravating circumstance under 42 Pa.C.S. § 9711(d)(11).
  • Trial court denied Mattison’s motion to empanel separate juries for guilt and penalty phases and precluded voir dire that would disclose his prior murder conviction; the same jury heard guilt and, after conviction, sentencing.
  • Jury convicted Mattison of first-degree murder, two robberies, and burglary; during the penalty phase the jury found two aggravators (felony murder and prior murder) and one catchall mitigator (relationship with family) and sentenced him to death; trial court also imposed consecutive terms for the felonies.
  • Mattison appealed raising sufficiency, evidentiary, voir dire/bifurcation, jury instruction/verdict slip, double-counting/double jeopardy, and sentencing claims; the Supreme Court of Pennsylvania affirmed.

Issues

Issue Plaintiff's Argument (Appellant) Defendant's Argument (Commonwealth) Held
Sufficiency of evidence for 1st-degree murder Mattison claimed evidence didn’t prove he inflicted the fatal shot; suggested Kenney or Generette committed it Witness testimony (Generette) established Mattison shot victim at close range; circumstantial inferences support intent Affirmed: evidence sufficient for first-degree murder
Sufficiency for robbery and burglary Argued lack of physical entry evidence and items left behind; challenged convictions Commonwealth argued these sufficiency claims were waived for failure to include them in Pa.R.A.P. 1925(b) statement Waived on appeal; not considered on merits
Spousal confidential communications privilege (42 Pa.C.S. § 5914) Wife’s testimony about observations (shoe box absence; change of sweatshirt) should be privileged Testimony was non-confidential observation, not a communication conveying a message; privilege doesn’t cover mere observations Affirmed: privilege not violated; observations admissible
Voir dire preclusion and bifurcation (life-qualification) Precluding questions that would reveal prior murder conviction prevented proper life-qualification; requested separate juries Court has discretion over voir dire; revealing prior conviction risks prejudicing guilt phase; same jury for guilt and penalty is required by statute Affirmed: trial court acted within discretion; denial of bifurcation proper; life-qualification adequately conducted
Penalty-phase instruction and verdict slip (catchall mitigation) Court should have instructed and listed each specific mitigating fact and shown them on the verdict slip Trial court instructed on statutory mitigators and catchall (§9711(e)(8)); no restriction on mitigation presentation; verdict slip complied with rules Affirmed: instructions and verdict slip sufficient; no violation of mitigation rights
Double-counting/double jeopardy re: sentencing for robbery and burglary Trial court used the same killing-factor (felony murder) to justify guideline departures and consecutive maximum sentences Sentencing Guidelines are advisory; aggravating circumstances are not separate punishments triggering double jeopardy protection Affirmed: no Double Jeopardy violation; sentencing within statutory bounds

Key Cases Cited

  • Commonwealth v. Baumhammers, 960 A.2d 59 (discusses automatic appellate sufficiency review in death penalty cases)
  • Commonwealth v. Zettlemoyer, 454 A.2d 937 (standards for first-degree murder review)
  • Commonwealth v. Rega, 933 A.2d 997 (specific intent inference from weapon use to vital part of body)
  • Commonwealth v. Chiappini, 782 A.2d 490 (spousal privilege does not extend to mere observations)
  • Commonwealth v. King, 721 A.2d 763 (penalty-phase instruction on mitigation and consideration of non-statutory mitigators)
  • Commonwealth v. Miller, 746 A.2d 592 (verdict slip form complies with rules; catchall mitigator covers presented evidence)
  • Commonwealth v. Fletcher, 861 A.2d 898 (aggravating circumstances are not separate punishments for double jeopardy purposes)
  • Missouri v. Hunter, 459 U.S. 359 (double jeopardy and cumulative punishments context)
  • Ross v. Oklahoma, 487 U.S. 81 (right to impartial jury)
Read the full case

Case Details

Case Name: Commonwealth v. Mattison
Court Name: Supreme Court of Pennsylvania
Date Published: Nov 21, 2013
Citation: 623 Pa. 174
Court Abbreviation: Pa.