On Her Mark: Sakura Kokumai on Karate's Big Debut at the Tokyo Games

This year four new sports are making their debut on the Olympic stage: surfing, sport climbing, skateboarding and karate. In the latest On Her Mark, Hannah Donnelly introduces you to Hawaii native Sakura Kokumai, one of Team USA’s four karate athletes. She shares her path to Tokyo and what she hopes people take away from the sport.