Transcript for Girl Power: 13-Year-Old Mo'ne Davis' Super-Fast Ball
a botox® Urology Specialist. Finally tonight, the young sensation on the ball field, 13-year-old pitcher Mo'ne Davis, giving it her all on the mound. Dazzling even the boys at the little league world series. And gio Benitez wants us all to know how she does it. Reporter: All eyes tonight on this girl. Mo'ne Davis single-handedly changing the meaning of that age-old phrase "You throw like a girl." On Friday, becoming the first girl to throw a shutout in little league world series history -- eight strikeouts. It's over. A complete game for Mo'ne Davis. Reporter: Leading her team, Philadelphia's Taney dragons, to victory and landing her on the cover of this week's "Sports illustrated." Tonight, people here and across the country are captivated by her story. Writing a new chapter in little league series history. Who are you here to see? Mo'ne. Reporter: So how does Davis, at just 5'4" and 11 pounds, do it out there? Setting her apart, her precision, the angle of her pitch, never varying by more than three degrees. Meaning she hardly ever misses the strike zone. And of course, that speed -- those 70-mile-per-hour pitches. But because of the shorter distance from the mound to the batter in little league, her opponents feel like they're facing a 91-mile-per-hour fastball. That's like squaring off against star pitcher cliff lee. I want my fastball like Mo'ne Davis. And you can watch the little league world series on ESPN.
This transcript has been automatically generated and may not be 100% accurate.