Kenny, Archibald win Olympic debut of women's Madison
Athletes compete during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Christophe Ena)

Athletes compete during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Christophe Ena)

Aug. 06, 2021 04:36 AM EDT
Athletes compete during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Thibault Camus)

Athletes compete during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Thibault Camus)

Aug. 06, 2021 04:38 AM EDT
Kate Archibald of Team Britain reacts after winning the gold medal in the women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Thibault Camus)

Kate Archibald of Team Britain reacts after winning the gold medal in the women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Thibault Camus)

Aug. 06, 2021 05:24 AM EDT
Jack Carlin of Team Britain and Denis Dmitriev of Team Russian Olympic Committee, behind, compete during the track cycling men's sprint race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Christophe Ena)

Jack Carlin of Team Britain and Denis Dmitriev of Team Russian Olympic Committee, behind, compete during the track cycling men's sprint race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Christophe Ena)

Aug. 06, 2021 05:26 AM EDT
Athletes compete during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Thibault Camus)

Athletes compete during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Thibault Camus)

Aug. 06, 2021 04:38 AM EDT
Athletes compete during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Thibault Camus)

Athletes compete during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Thibault Camus)

Aug. 06, 2021 04:25 AM EDT
Athletes compete during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Thibault Camus)

Athletes compete during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Thibault Camus)

Aug. 06, 2021 04:32 AM EDT
Athletes compete during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Thibault Camus)

Athletes compete during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Thibault Camus)

Aug. 06, 2021 04:53 AM EDT
Laura Kenny of Team Britain reacts after winning the gold medal in the women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Christophe Ena)

Laura Kenny of Team Britain reacts after winning the gold medal in the women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Christophe Ena)

Aug. 06, 2021 05:20 AM EDT
A rider from Team Netherlands lies on the track after crashing during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Christophe Ena)

A rider from Team Netherlands lies on the track after crashing during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Christophe Ena)

Aug. 06, 2021 05:00 AM EDT
An Italian rider lies on the track after crashing during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Christophe Ena)

An Italian rider lies on the track after crashing during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Christophe Ena)

Aug. 06, 2021 05:00 AM EDT
Laura Kenny, right, and Kate Archibald, of Team Britain, react after winning the gold medal in the women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Thibault Camus)

Laura Kenny, right, and Kate Archibald, of Team Britain, react after winning the gold medal in the women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Thibault Camus)

Aug. 06, 2021 05:14 AM EDT
Athletes compete during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Christophe Ena)

Athletes compete during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Christophe Ena)

Aug. 06, 2021 04:32 AM EDT
Athletes compete during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Christophe Ena)

Athletes compete during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Christophe Ena)

Aug. 06, 2021 04:32 AM EDT
Athletes crash as they compete during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Thibault Camus)

Athletes crash as they compete during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Thibault Camus)

Aug. 06, 2021 04:53 AM EDT
Yuka Kobayashi of Team Japan waits to compete in the track cycling women's sprint race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Christophe Ena)

Yuka Kobayashi of Team Japan waits to compete in the track cycling women's sprint race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Christophe Ena)

Aug. 06, 2021 04:38 AM EDT
Athletes compete during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Christophe Ena)

Athletes compete during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Christophe Ena)

Aug. 06, 2021 04:36 AM EDT
Athletes crash as they compete during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Christophe Ena)

Athletes crash as they compete during the track cycling women's madison race at the 2020 Summer Olympics, Friday, Aug. 6, 2021, in Izu, Japan. (AP Photo/Christophe Ena)

Aug. 06, 2021 04:53 AM EDT