Audit Trail · Article #429672

Suspect shot, killed after opening fire on agents near White House, Secret Service says

Source article ↗ · National Post · outlet lean: center-right · owner: Postmedia (corporate)

published 2026-05-24T14:34:29 · ingested 2026-05-24T16:24:59.372367

Bias Analysis · B.I.A.S.

CENTER score: 0.00 vv3

triggers: none — defaulted center

      computed at 2026-05-31T00:19:15.498566
    

ML Bias Signal · DistilBERT Zero-Shot (v2)

LEFT score: -0.257 confidence: 37% valhalla/distilbart-mnli-12-3

      computed at 2026-05-24T13:28:31.882479-04:00
    

Ensemble (heuristic + ML v2)

CENTER LEFT score: -0.257

Analysis Tier

Tier: quick_v1+full

Tier-1 at: 2026-05-31T00:19:15.498566

Tier-2 at: 2026-05-31T00:19:15.498566

AI analyzed: ✓ at 2026-05-31T00:19:15.498566

Geographic Extraction · L.O.C.A.L.

Country: CA

Province: ON

Scope: national

Fact-Check Claims · V.E.R.I.F.Y. (2)

unverified Alleged shooter identified Nasire Best, 21, who had a prior encounters with authorities

Rule-based: source_credibility=False, has_stat=True, hedged=False

        heuristic-v1 · 2026-05-24T16:24:59.970402
      

unverified No verifiable claims detected.

        fact_v1 · 2026-05-24T16:59:32.916085
      

Cross-Outlet Cluster · I.N.K.

Person shot by Secret Service near the White House, authorities say 3 articles across outlets

      clustered at 2026-05-24T00:17:31.191058
    

Governance — C.R.E.E.D.

A+

overall grade

100.0

By Category

Accountability {'events': 0, 'grade': 'A+', 'note': 'no events recorded', 'provisional': True, 'score': 100.0}

Environmental {'events': 0, 'grade': 'A+', 'note': 'no events recorded', 'provisional': True, 'score': 100.0}

Fairness {'events': 3, 'grade': 'A+', 'note': 'below minimum volume (3 events; minimum 100 for a non-provisional score)', 'provisional': True, 'score': 100.0}

Privacy {'events': 0, 'grade': 'A+', 'note': 'no events recorded', 'provisional': True, 'score': 100.0}

Safety {'events': 0, 'grade': 'A+', 'note': 'no events recorded', 'provisional': True, 'score': 100.0}

Transparency {'events': 0, 'grade': 'A+', 'note': 'no events recorded', 'provisional': True, 'score': 100.0}

Ethics audit by C.R.E.E.D. Institute · 3 events tracked

Raw Audit Trail (2 events)

2026-05-24T16:24:59.372367 ingested

payload

{
  "bias": {
    "band": "center",
    "heuristic_version": "v1",
    "rationale": "triggers: none \u2014 defaulted center",
    "score": 0.0
  },
  "source_id": 487
}

2026-05-24T17:28:31.882479 bias_v2_scored

payload

{
  "confidence": 0.367,
  "ensemble_band": "center",
  "ensemble_score": -0.129,
  "label": "left",
  "model": "valhalla/distilbart-mnli-12-3",
  "score": -0.257
}

Every signal computed about this article, with timestamps. Source for the transparency promise behind our methodology.