Published July 13, 2026 · Updated with each build
Red Box Watch

A public ledger of red‑boxing — campaign‑site signals to super PACs

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Finding House · Minnesota Democrat

Klein, Matthew David FINDING

Seat
H-MN-02
Party
DEM
Universe reason
contested_primary
FEC receipts
$699,673 FEC
Campaign site
https://www.kleinforcongress.com/ (unverified)
Pages scanned
13 · last 2026-07-09

Posted public messaging guidance consistent with red-boxing

Detected on https://www.kleinforcongress.com/media  · classifier confidence 0.95 · model fireworks/deepseek-v4-flash

The page, though under a 'Media' section, contains explicit instructions for paid advertising: it tells an outside spender what message to run ('need to see and hear on TV and digital'), to which audience ('Democratic primary voters across the district'), and with what timing ('as soon as possible'). The FIRST/SECOND structure provides the ad copy themes. This is not a press kit or voter-facing persuasion; it is red-box guidance for a super PAC or independent expenditure group.

Quoted evidence — verbatim spans from the page

  • As soon as possible, Democratic primary voters across the district need to see and hear on TV and digital, that as a doctor, Dr. Matt Klein is the only person in this race who can fix our broken healthcare system and take on Trump and RFK Jr.
    Directive language specifying audience, channel, timing, and message — classic red-box instruction for an outside group to run ads.
  • FIRST: Dr. Matt Klein is the person who can take on Trump and RFK Jr. to fix our broken healthcare system: ... SECOND: Dr. Matt Klein will stand firmly against Trump and fight corruption: ...
    Prescribed message themes structured as sequential ad content, reinforcing the guidance.
Archived screenshot of https://www.kleinforcongress.com/media
Archived at detectionFull-page screenshot of https://www.kleinforcongress.com/media · Raw HTML preserved

Independent-expenditure corroboration

FEC Schedule E · 1 filings

Sequence. Messaging guidance was present on the candidate's site when detected (by us) on 2026-07-09; $0 in supporting independent expenditures is on file for this candidate, and $9,375 opposing.

Committee AmountFilingsDate range
O IN UNION USA $9,375 1 2026-07-06 – 2026-07-06

S Supporting O Opposing

Schedule E is corroboration, not the trigger — a filed expenditure is late evidence, and our detection timestamp reflects when we crawled, which can lag the actual posting. Supporting IE dated on or after our detection day: $0. Dates are FEC expenditure dates.