Uploaded September 2016 | Updated September 2026, 3 weeks ago

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RETRIEVED FROM bbc.com
Sometimes at big international summits, it's the small details that matter - the body language, the warmth of a handshake, a comment caught off mic.
And, with the G20 nations meeting in the Chinese city of Hangzhou, one such detail is the subject of much scrutiny by the international media.
As our correspondent John Sudworth reports, it's less about the gathered global leaders themselves, and more about what's under their feet.