"I used to watch roller derby with my grandfather, and it was these girls," he tells PEOPLE exclusively ... so he brought the ...

2—Two Inland Northwest teenagers, members of the Pixies Roller Derby team in Spokane ... at Roller Valley in the Dishman-Mica area. Both girls said that making the JRDA World Cup is considered ...

"We had two separate leagues at one point, and I was one of the co-founders of GRITS (Girls Rolling In the South) Roller Derby, and then there was another league that was called Central Arkansas ...

Two Inland Northwest teenagers, members of the Pixies Roller Derby team in Spokane ... at Roller Valley in the Dishman-Mica area. Both girls said that making the JRDA World Cup is considered ...