Desmond Perryman stuffed a backrest pillow up his shirt, cushioning himself like a hockey goalie about to enter the crease. His son Denzel had just begun to play youth football. Dad wanted to teach him how to tackle, committed to living-room drills a few days a week until Denzel mastered proper technique.
They started when Denzel was 6.
They stopped when Denzel was 7.
Source: www.sandiegouniontribune.com