![NFL chain gangs: Everything you need to know about the crews who man the down markers - Sports Illustrated NFL chain gangs: Everything you need to know about the crews who man the down markers - Sports Illustrated](https://www.si.com/.image/t_share/MTc3MTczNzQwODY4NjA5Nzg1/dcovchaingang_v.jpg)
NFL chain gangs: Everything you need to know about the crews who man the down markers - Sports Illustrated
![Meet the eagle-eyed 'chain gang' members who keep Central Illinois football games measured and moving Meet the eagle-eyed 'chain gang' members who keep Central Illinois football games measured and moving](https://bloximages.chicago2.vip.townnews.com/herald-review.com/content/tncms/assets/v3/editorial/e/55/e5559c51-2b91-503e-a933-cc9ad614f549/5dc665204a8fd.image.jpg?resize=1200%2C800)
Meet the eagle-eyed 'chain gang' members who keep Central Illinois football games measured and moving
![NFL chain gangs: Everything you need to know about the crews who man the down markers - Sports Illustrated NFL chain gangs: Everything you need to know about the crews who man the down markers - Sports Illustrated](https://www.si.com/.image/t_share/MTc3MTczNzgwODY1NDkyMTI5/washington-chain-crew.jpg)
NFL chain gangs: Everything you need to know about the crews who man the down markers - Sports Illustrated
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NFL chain gangs: Everything you need to know about the crews who man the down markers - Sports Illustrated
![Meet the eagle-eyed 'chain gang' members who keep Central Illinois football games measured and moving Meet the eagle-eyed 'chain gang' members who keep Central Illinois football games measured and moving](https://bloximages.chicago2.vip.townnews.com/herald-review.com/content/tncms/assets/v3/editorial/8/c8/8c80aa7e-e678-51e1-ad34-3c66cdf8b392/5dc665202032a.image.jpg?crop=1763%2C926%2C0%2C125&resize=1200%2C630&order=crop%2Cresize)
Meet the eagle-eyed 'chain gang' members who keep Central Illinois football games measured and moving
![A member of the chain gang moves a marker down field during a preseason NFL football game between the Chicago Bears and Denver Broncos at Invesco Field at Mile High in Denver, A member of the chain gang moves a marker down field during a preseason NFL football game between the Chicago Bears and Denver Broncos at Invesco Field at Mile High in Denver,](https://c8.alamy.com/comp/2NEY0WP/a-member-of-the-chain-gang-moves-a-marker-down-field-during-a-preseason-nfl-football-game-between-the-chicago-bears-and-denver-broncos-at-invesco-field-at-mile-high-in-denver-sunday-aug-30-2009-ap-photojack-dempsey-2NEY0WP.jpg)