BBC Sport - Rio Olympics 2016: James Guy wins heat to make 100m butterfly semi-final

Guy wins heat to make butterfly semi

Great Britain's James Guy wins his heat in the men's 100m butterfly, qualifying for the semi-final.

Guy has already won a medal at the Rio Games, taking silver as part of Team GB's 4x200m relay team.

You can watch full coverage of the swimming here.

Available to UK users only.