World Athletics Championships: Matthew Hudson-Smith and Alex Haydock-Wilson reach 400m semi-finals

Great Britain's Matthew Hudson-Smith cruises to victory in his 400m heat while team-mate Alex Haydock-Wilson also reaches the semi-finals at the World Athletics Championships.

source https://www.bbc.co.uk/sport/av/athletics/62201653?at_medium=RSS&at_campaign=KARANGA