The company offered new insights into how its artificial intelligence enhancements are powering clicks and conversions.

The Trump administration is set to launch another overtly political campaign ad funded by taxpayer dollars, attacking the “fake news media” and “the sick political class that hates our country.”

“America will never be a communist country,” Mr. Trump says in the short spot, which aired Wednesday on Fox News in at least some cable television markets, including Miami. The ad, which also trumpets Trump policies, appears to have aired on the right-wing outlet Newsmax as well.

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The ad, which ethics experts said could violate federal law, shows Mr. Trump vowing to “expel warmongers” from the government and fight the “deep state,” even as he wages a war with Iran.

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An expert described the ad as “dog whistle politics,” saying it pushes race into the minds of voters who may be “racially fearful.”