Prediction Markets, a Canceled Rally, and the Last Hours of Campaigning

Both Kalshi and Polymarket placed Democratic odds of winning the House above 90% heading into the final weekend — a striking number made more notable by the context. Both platforms had recently taken a reputational hit after their forecasts failed to predict the Brazilian election outcome, meaning their willingness to post heavy Democratic odds while under scrutiny is itself a signal worth examining. Prediction markets, however, aggregate bettors reading the same polls as everyone else, and if that underlying polling carries a systematic bias — as it appeared to in 2022 and 2024, when Republican performance in certain districts was underestimated — the market odds inherit that bias rather than correct it.

In Texas, former Attorney General Ken Paxton, running in what has been described as a tight Senate race, abruptly canceled an Alamo rally without clear explanation. Pulling back from a high-profile event in the final 72 hours before election day carries an implicit message regardless of intent — raising questions about whether internal polling, a logistical issue, or an undisclosed legal matter drove the decision. Paxton carries significant baggage into this cycle, including impeachment proceedings and a history of legal settlements, and Texas has not seen a Senate race this competitive in decades.

At a Florida rally, President Trump — who is 80 — paused mid-speech to wipe his eye, then pre-emptively joked that critics would claim he was seriously ill. The remarks were clearly scripted to get ahead of coverage, but the fact that the campaign felt that script was necessary reflects ongoing sensitivity around the topic, particularly after rallies in Kansas and Iowa were briefly canceled earlier in the week. At a Michigan rally, Trump made comments suggesting that Abdul El-Sayed — a physician born in Ann Arbor, Michigan, who is leading in polls for Gary Peters' Senate seat — should be "sent back." El-Sayed is of Egyptian descent but is an American citizen by birth, meaning the factual grounding of the remark is essentially zero. Whether that message helps or damages the campaign in a Michigan electorate that includes significant Arab-American communities in Wayne County and Dearborn is a calculation the Trump operation has apparently made deliberately.

NORAD confirmed that air defense systems have been deployed near Mar-a-Lago, with official explanations centering on standard protective protocol when the president is in residence. The confirmation coming from NORAD rather than through a quiet White House press note, however, gave the announcement an unusually public character two days before an election. Separately, UCLA researchers found that 42% of names on a Department of Justice list of allegedly questionable California voter registrations do not appear in the state's rolls at all — a finding that significantly undercuts the evidentiary premise of any systematic-fraud argument built on that list.