PORTLAND, Ore. (AP) — Seth Todd was wearing an inflatable frog costume while protesting outside the U.S. Immigration and Customs Enforcement Building in Portland, Oregon, when a federal officer unleashed a torrent of chemical spray directly into the costume's air vent.

Video of the incident on Oct. 2 has spread, and — hippos in tutus, Mr. Potato Heads, dinosaurs — have quickly become a feature of protests against President Donald Trump’s administration, including the massive across the U.S. last weekend.

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