London Mayor Sadiq Khan says deepfake audio of him supposedly making inflammatory remarks before Armistice Day almost caused "serious disorder"

The man who first posted the clip, tracked down by the BBC, told us: "It's what we all know Sadiq thinks."

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Russell Brand was once considered a "hero of the left," criticizing Fox News and corporate media for their sensational and fear-driven coverage.

Now, he's gone full conspiracy theorist, buddying up with the same right-wingers he used to criticize.

His evolution is a great example of "grift drift" -- how so-called "free thinkers" get pulled towards extremism in order to get views and make money.

This is not limited to audio and video tools. Text-generation tools like ChatGPT and Google’s Bard have incredibly poor defenses against producing misinformation

Before you like, comment or share content online, ask yourself… Does it look right? Does it sound right? Use the SHARE checklist below to help you spot false information.

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Shayan Sardarizadeh is a senior journalist covering disinformation, extremism and conspiracy theories for BBC Monitoring’s disinformation team as part of BBC Verify. Since Hamas attacked Israel on 7 October, he’s debunked dozens of misleading visuals on social media and published his findings on widely read threads on Twitter, now known as X.

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YouTube has launched a verification system for healthcare workers in the UK as it battles disinformation online.

In 2022, health videos were viewed more than three billion times in the UK alone on the video-sharing platform.

Doctors, nurses and psychologists have been applying for the scheme since June and must meet rigorous criteria set by the tech giant to be eligible.

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