Hailey Dawson likes to be photographed with her 3D-printed hand front and center. Sometimes she curls it into a fist and flexes her biceps. Other times she keeps it flat as a pancake, elbow bent into a classic dab.

Gripping a baseball in her Arizona Diamondbacks-detailed 3D-printed hand, 8-year-old Hailey Dawson leaned forward and pitched her 22nd ceremonial first pitch to outfielder David Peralta at Chase Field on Saturday.

Hailey Dawson is on a mission.

A local girl has made another stop throwing the first pitch for Major League Baseball teams.

She’s been a first pitch phenom, and she recently brought her story to Milwaukee, checking off another ballpark on her list.

8-year-old Hailey Dawson will check off Citizens Bank Park on Sunday as she continues on her mission to throw the first pitch at all 30 Major League ballparks.

Eight-year-old Hailey Dawson's mission to throw the first pitch at all Major League Baseball stadium in the US continues, thanks to her robotic hands.

Hailey Dawson’s inspiring journey arrived at Fenway Park on Thursday night

Eight-year-old Hailey Dawson is halfway to her goal of throwing the first pitch at every Major League Baseball stadium. She has thrown the first pitch at 15 out of 30 MLB stadiums and expects to complete her mission by mid-September of this year, Fox 9 reported.

She’s becoming something of a fixture in the world of major league baseball: Hailey Dawson takes the field nonchalantly, tossing her long, dark hair, and throws out the first pitch in front of thousands. She’s done it everywhere from Yankee Stadium to PNC Park in Pittsburgh to a World Series game in Houston.

Meet Hailey Dawson. She's 8, and she lives in Las Vegas.

Eight-year-old Hailey Dawson is halfway to her goal of throwing the first pitch at every Major League Baseball stadium. She has thrown the first pitch at 15 out of 30 MLB stadiums and expects to complete her mission by mid-September of this year, Fox 9 reported.