{
 "question": "Will the number of U.S. House seats won by Democratic Party candidates be at least 290 in the 2026 U.S. House elections?",
 "url": "https://themorningline.news/odds/will-the-number-of-u-s-house-seats-won-by-democratic-party-candidates",
 "category": "other",
 "as_of": "2026-10-05",
 "first_tracked": "2026-09-30",
 "license": "CC BY 4.0 — free to reuse with a link back",
 "note": "Probabilities are market-consensus forecasts (0-1). Rows with source 'backfill' are pre-tracking reference history from the market's own records, never published by us.",
 "outcomes": [
  {
   "name": "At least 290",
   "history": [
    {
     "date": "2026-09-29",
     "probability": 0.01,
     "source": "backfill"
    },
    {
     "date": "2026-09-30",
     "probability": 0.035,
     "source": "tracked"
    },
    {
     "date": "2026-10-01",
     "probability": 0.035,
     "source": "tracked"
    },
    {
     "date": "2026-10-02",
     "probability": 0.035,
     "source": "tracked"
    },
    {
     "date": "2026-10-04",
     "probability": 0.035,
     "source": "tracked"
    },
    {
     "date": "2026-10-05",
     "probability": 0.02,
     "source": "tracked"
    }
   ]
  }
 ]
}