09:30World Athletics ChampionshipsLondon 2017Episode 26: Day 9, Part 1BBC Sport Duration: 2 hours, 30 minutes Sat 12th Aug 2017, 09:30 on BBC One YorkshireGabby Logan presents live coverage from the penultimate day of the World Championships in London, including the relay heats.ContributorsPresenter:Gabby LoganGenresSportAthleticsBrandWorld Athletics ChampionshipsSeriesWorld Athletics Championships: London 2017 Source: BBC Online