![](https://i.cbc.ca/ais/1.6522553,1717361464159/full/max/0/default.jpg?im=Crop%2Crect%3D%280%2C0%2C1920%2C1080%29%3BResize%3D%281180%29)
![](https://i.cbc.ca/ais/1.6522553,1717361464159/full/max/0/default.jpg?im=Crop%2Crect%3D%280%2C0%2C1920%2C1080%29%3BResize%3D%281180%29)
Toni Stone was the first woman in the United States to become a regular player in a men’s professional baseball league. Few people know her name or her story, but that's slowly changing. Martha Ackmann, author of Curveball, talks about Stone's incredible career and story.