National Veterans Wheelchair Games

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David Nelson

Photograph By Chip Litherland for ESPN

"My technique includes moving my right leg and foot over to the chair's left forward wheel, which keeps [the chair] from yawing when I bowl," Nelson said. "... I was in a tournament in Las Vegas and rolling for the championship [where] I only needed a couple pins in the last frame, and I bounced the ball off my right hand guard rim and it ricocheted into the gutter. I took the rim off after that one."