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An outdoor market entrance marked by an arched sign reading “Plaza del Pueblo,” with strings of small flags hanging overhead. Vendor stalls line both sides: on the left, clothing and hats displayed under umbrellas; on the right, racks of souvenirs and plush toys. A few people and parked cars are visible beyond the entrance, with a palm tree in the background. The entire image is overlaid with a strong yellow tint.

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Latino voters shifted towards Democrats on Prop. 50. Here’s how we analyzed it.

Voters in Latino-majority precincts had the largest shift toward supporting Prop. 50 compared to 2024 election results .

By Mohamed Al Elew and Jeremia Kimelman • May 7, 2026

A dancing group poses in sync, their arms arched, standing in formation on a stage in a dark dance studio. In the background is a black backdrop with LED lights hanging on metal railing rigs.

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How we tested and evaluated AI-generated dance videos

None of the videos generated by the leading AI platforms showed the actual dances we requested.

By Mohamed Al Elew, Khari Johnson and Levi Sumagaysay • January 21, 2026

A black and white photo of a car driving by a giant sign that reads "DMV" and "Department of Motor Vehicles" outside an office.

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How we reported on California’s deadly drivers

A CalMatters investigation finds that the California DMV routinely allows dangerous drivers with horrifying histories to continue to operate on our roadways.

By Robert Lewis • April 14, 2025

Four people, a mix of lawmakers and officials, sit behind a dais in a conference hall with attendees.

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How we investigated California’s campaign finance watchdog

Despite inconsistencies and flaws in the Fair Political Practices Commission’s enforcement data, we found 15% of investigations took more than two years to resolve.

By Jeremia Kimelman and Yue Stella Yu • October 24, 2024