World Athletics Championships: Tobi Amusan smashes women's 100m hurdles world record and then wins gold

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Nigeria's Tobi Amusan smashes the women's 100m hurdles world record in her World Championship semi-final with a time of 12.12 seconds, beating American athlete Kendra Harrison's time of 12.20 from 2016.

Amusan goes on to take the gold medal in an even quicker time, albeit with a following wind.

Watch the World Athletics 2022 on BBC TV and BBC iPlayer.

Available to UK users only.