Pro-democracy supporters gather at Admiralty on October 10, 2014. Photo: AFP

Why it’s usually difficult for people to agree on a crowd’s size

From US President Donald Trump’s January 20 inauguration to Hong Kong’s 2014 Occupy Movement protests, reporting accurate crowd numbers has always been difficult, with aerial image analysis regarded the most accurate

Topic |   Donald Trump inauguration

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Pro-democracy supporters gather at Admiralty on October 10, 2014. Photo: AFP
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