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Polls Put Democrat David Crowley Ahead of Tom Tiffany

8/18/2026

Summary

Story summary

Wisconsin polls show Democrat David Crowley (D-Wis.) leading U.S. Rep. Tom Tiffany (R-Wis.) 48%-44% and 47%-44%.
Prediction markets give Crowley a 75% chance on Kalshi and a 78% chance on Polymarket.
Crowley’s favorability is +17 with 43% positive and 26% negative, compared with Tiffany’s –5, 38% positive and 43% negative.
Crowley says voters decide and demand renewable energy for data centers after Tiffany’s ad calls him “Data Center David Crowley”.

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Story summary

Wisconsin polls show Democrat David Crowley (D-Wis.) leading U.S. Rep. Tom Tiffany (R-Wis.) 48%-44% and 47%-44%.
Prediction markets give Crowley a 75% chance on Kalshi and a 78% chance on Polymarket.
Crowley’s favorability is +17 with 43% positive and 26% negative, compared with Tiffany’s –5, 38% positive and 43% negative.
Crowley says voters decide and demand renewable energy for data centers after Tiffany’s ad calls him “Data Center David Crowley”.