Title
People vs. Ducay
Case
G.R. No. 86939
Decision Date
Aug 2, 1993
Santos Ducay convicted of double murder and three counts of frustrated murder for a 1986 shooting in Valenzuela, affirmed by the Supreme Court despite alibi and paraffin test claims.

Case Digest (G.R. No. 132593)
Expanded Legal Reasoning Model

Facts:

  • On October 12, 1986, at about 5:00 in the morning, the Labos residence in Valenzuela, Metro Manila was suddenly attacked. The assailants—Santos Ducay and his son Edgardo Ducay—brought a .45 caliber pistol and a shotgun and launched an assault against five members of the Labos family.
  • During the attack, victims Pacita and Manuel Labos were fatally shot, while Lina Labos, Edwin Labos, and the infant Ma. Cristina Labos sustained serious injuries. Autopsy and medico-legal reports confirmed wounds consistent with multiple gunshots, and the forensic evidence substantiated that more than one firearm was involved.
  • Eyewitness testimonies played a crucial role. Edwin Labos, while receiving emergency treatment, provided a spontaneous and detailed identification of Santos Ducay as one of the shooters. Similarly, Lina Labos, though making her statement two days after the incident, positively identified the accused in court.
  • The defense, however, argued that the identification was vague and contended that Santos Ducay’s alibi—asserting that he was at his residence along with Edgardo at the time of the shooting—should exonerate him. They also introduced a supposed paraffin test result from October 13, 1986 showing no gunpowder residue on the accused, attempting to cast doubt on his participation.
  • In their presentation, the defense relied on hearsay remarks (such as those reportedly made by Martin Gabukan) and supplementary statements from Erwin Labos, aiming to undermine the eyewitness identifications. Despite these efforts, the trial court found the evidence against Santos Ducay overwhelming.
  • Ultimately, the trial court convicted Santos Ducay of double murder (for the deaths of Pacita and Manuel Labos) and of multiple frustrated murder (regarding the attempted killings of Lina Labos, Edwin Labos, and Ma. Cristina Labos), while acquitting Edgardo Ducay on the ground of reasonable doubt. Santos was sentenced to reclusion perpetua for the murder counts and an indeterminate penalty for each count of frustrated murder.

Issues:

  • Whether the positive identification by the surviving victims, Lina and Edwin Labos, was sufficiently reliable and credible to support a conviction despite alleged inconsistencies or delays in testimony.
  • Whether the trial court erred in dismissing the defense’s presentation of supplementary hearsay evidence—including the statement of Erwin Labos—and the allegations based on Martin Gabukan’s account that attempted to shift the focus from physical evidence to motive.
  • Whether the negative result of the paraffin (gunpowder residue) test, conducted a day after the incident, qualifies as newly discovered evidence that could have warranted a new trial.
  • Whether characterizing the incident as a complex crime (comprising double murder and multiple frustrated murder even though separate acts were committed) was proper, and if the resulting imposition of penalties for each distinct act was consistent with the evidence.
  • Whether the cumulative evidence, including eyewitness accounts, forensic findings, and the circumstances surrounding the attack, sufficiently established Santos Ducay’s participation and the concurrent criminal conspiracy.

Ruling:

  • (Subscriber-Only)

Ratio:

  • (Subscriber-Only)

Doctrine:

  • (Subscriber-Only)

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