>> reporter: 26-year-old baillie gibson hails from casper, wyoming. known as much for its oil rigs as for its cowboys. but as a child, baillie would just as soon skip the rodeo and rough-house with her two older brothers. >> a lot of sports and being outside and camping, fishing, you know, all the outdoorsy stuff, volleyball, basketball, track and softball. >> reporter: sports in the family blood? >> definitely in the family blood. i don't know any better, like, >> i love you. >> i love you. >> reporter: her parents, billie joe and bernie gibson, say they always knew their daughter was a gifted athlete, sturdy, supple and strong as a shortstop. but they were as surprised as anyone to see her excel at a tough track event. the shot put. >> she would do track to stay in shape to get ready for softball, and then and coach said, hey, why don't you try throwing? and she threw and they went, oh, you're not a runner. you're a thrower. it just escalated from there. >> the adrenaline you felt before you got in the ring. it was just like a high of like kind of --