![Roller Derby: The History and All-Girl Revival of the Greatest Sport on Wheels : Mabe, Catherine, Pankin, Ivanna S.: Amazon.de: Bücher Roller Derby: The History and All-Girl Revival of the Greatest Sport on Wheels : Mabe, Catherine, Pankin, Ivanna S.: Amazon.de: Bücher](https://m.media-amazon.com/images/I/51LvwMnFXeL._SX443_BO1,204,203,200_.jpg)
Roller Derby: The History and All-Girl Revival of the Greatest Sport on Wheels : Mabe, Catherine, Pankin, Ivanna S.: Amazon.de: Bücher
![Derby Question I have never seen this before…there are two white jammers on the track in the beginning of the jam!!?Then one runs away right before the jam begins? Can someone explain the reasoning for this? Is it strategic? : r/rollerderby Derby Question I have never seen this before…there are two white jammers on the track in the beginning of the jam!!?Then one runs away right before the jam begins? Can someone explain the reasoning for this? Is it strategic? : r/rollerderby](https://external-preview.redd.it/1O97mhII6zqH_2ceIB03WFfIylkd0jEQKBBmDcqKiYo.png?format=pjpg&auto=webp&s=01cd6d70e53b4dd7db7f51fa45476278dda9f650)
Derby Question I have never seen this before…there are two white jammers on the track in the beginning of the jam!!?Then one runs away right before the jam begins? Can someone explain the reasoning for this? Is it strategic? : r/rollerderby
![Fast and structured, roller derby has come a long way from its 1970s incarnation | Sports | lancasteronline.com Fast and structured, roller derby has come a long way from its 1970s incarnation | Sports | lancasteronline.com](https://bloximages.newyork1.vip.townnews.com/lancasteronline.com/content/tncms/assets/v3/editorial/b/0f/b0fc65e4-6c5a-11e5-992d-031720aded49/5614173fadde8.hires.jpg)
Fast and structured, roller derby has come a long way from its 1970s incarnation | Sports | lancasteronline.com
![Fast and structured, roller derby has come a long way from its 1970s incarnation | Sports | lancasteronline.com Fast and structured, roller derby has come a long way from its 1970s incarnation | Sports | lancasteronline.com](https://bloximages.newyork1.vip.townnews.com/lancasteronline.com/content/tncms/assets/v3/editorial/c/86/c8692690-6c5a-11e5-be3f-ffc7c5092ff6/5614176705d6a.hires.jpg)