These photos are the property of Bill Mitchell, a freelance photographer and writer from Tempe, Arizona, and are available only for editorial and commercial use. Photos are not for sale to the general public.

Bill Mitchell is a regular contributor to Baseball America, Baseball Prospectus, marketing agencies and equipment companies. His photos have also appeared in Sports Illustrated, ESPN Magazine and other national publications. He is a contributing writer for Baseball America, covering the Rookie level Arizona League, the Arizona Fall League and the Arizona Diamondbacks annual prospect report.

Follow Bill on Twitter @billazbbphotog