By day, she's Beth Hollis, a 53-year-old reference librarian in Akron, Ohio. By night, she's MegaBeth, an ageless dynamo on the roller derby rink.
Before discovering roller derby, Hollis had been casting about for a hobby. "I tried knitting and literally got kicked out of the knitting class for just not being able to get the hang of it," she chortled. "I guess it was just too soon for me to try knitting. I needed something that maybe was a little bit more physical for a hobby."
Video and story From CNN.