3D printing is helping paralympians gain an edge

From bespoke seats to titanium arms, how does the widespread availability of 3D printers help to level the playing field?

Woman cycles around a velodrome with a 3D printed leg
Denise Schindler of Team Germany competes in Women's C1 3000m Individual Pursuit Bronze medal race on day 1 of the Tokyo 2020 Paralympic Games. Credit: Kiyoshi Ota / Stringer / Getty Images