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Braves players, starting second from left, Luis Ayala, B.J. Upton, David Carpenter, Jason Heyward and Jordan Walden, before their game against the Miami Marlins at Turner Field on Aug. 9.

These pictures were taken with Nikon D700 and D800 digital cameras that were modified to have the visible light filter in front of the cameras’ sensor removed so that they only could see infrared light. The pictures are then converted from “color,” which is mostly pink, to black and white.