Sian Bayley

Senior News and Online Journalist

Sian joined Full Fact in April 2024 as senior news and online journalist. Prior to that she was news editor at The Bookseller magazine. She has previously worked for the Local Democracy Reporting Service and the Evening Standard.

15 May 2026

Campaign video shared with false claims it shows Green Party celebrating election win in Bengali

A campaign video posted by the Green Party candidate for the Mayor of Newham has been widely shared online with false claims it shows the Greens celebrating an election win in a foreign language.

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A picture of the Olympic Park in Newham, London
14 May 2026

Viral map doesn’t show all councils Reform UK controls

An image of a map claiming to show all the councils Reform UK controls in the UK does not include county councils run by the party or councils that did not have elections in May 2026.

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A photograph of Nigel Farage after the 2026 local elections
14 May 2026

Is a viral clip of JFK disagreeing with Israeli policy real or AI?

We asked media forensics experts to analyse the “never-before-seen clip”.

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An image of President John F Kennedy delivering a radio and television address regarding the dismantling of Soviet missile bases in Cuba.
11 May 2026

More fake pictures of Nigel Farage in hospital circulate online

There’s no record of Mr Farage recently undergoing a surgical procedure or having late-stage leukemia. We fact checked similar fake photos earlier this year.

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Official portrait of Nigel Farage MP
8 May 2026

Hantavirus is not listed as a side effect of Pfizer’s Covid-19 vaccine

A Pfizer document citing “hantavirus pulmonary infection” in a list of adverse events of special interest has been misinterpreted.

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An image of the Pfizer Covid-19 vaccine
6 May 2026

Old military exercise video shared with false claims it shows Iranian missiles hitting US ships

A clip of a 2016 military exercise, which saw the US, Canada, Australia and South Korea sink the decommissioned USS Thach, has been shared with false claims it shows Iranian missiles hitting US ships.

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A picture of the USS Thach patrolling in international waters in, 2013
30 April 2026

No, the Supreme Court has not ordered Keir Starmer to resign

Videos which have been shared hundreds of times on Facebook claim the Supreme Court has ordered the Prime Minister to resign. But this isn’t true.

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A picture of Sir Keir Starmer
29 April 2026

Fake BBC News report about stolen Cézanne painting appearing in Zelenskyy video circulates online

A fake BBC News report claims a video posted by Volodymyr Zelenskyy shows a stolen Cézanne painting in the background. But the real version includes a different painting by a Ukrainian artist.

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Ukrainian president Volodymyr Zelenskyy
29 April 2026

Video of Donald Trump altered to include fake audio of him criticising Sadiq Khan

An old video of Donald Trump announcing ‘gold cards’ as path to US citizenship has been edited to include fake audio of him criticising the Mayor of London.

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US President Donald Trump waves after stepping off Air Force One at Joint Base Andrews upon returning from Florida on 25 April 2026.
28 April 2026

Video shows 2020 incident in Syria, not a recent Iranian attack on a US Black Hawk helicopter

An old video of a helicopter on fire in Syria is circulating online with false claims it shows an American Black Hawk being shot down.

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A photo of the Syrian capital Damascus.

Evidence you can rely on

Fact checking claims made by politicians, public figures and viral online content can give you the full picture backed by the evidence.

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