Swift's Sky team-mate Geraint Thomas posted this fan-shot video, taken from the roadside during stage six from Bath to Hemel Hempstead, onto his Facebook last night.
Watch out for a Bardiani-CSF rider, who sits in eighth wheel in the peloton, who causes the crash and forces Swift to take evasive action.
Alex Peters hits crowd barrier during Tour of Britain's London time trial stage on Sunday
Video of Sky's Sebatian Henao crashing into metal barrier after misjudging corner at Tour of Britain
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