Allirra Jennings – the girl who ran in every major marathon Fierce Girls

When her grandmother lost her life to diabetes, Allirra was determined not to let the same thing happen to her. She picked up her running shoes and hit the pavement. While she started running to get healthy, she quickly set her sights on the ultimate challenge — becoming the first Indigenous woman to finish all six of the World Marathon Majors.

Narrated by 14-year-old Maddie Dixon.