PHOTOS: 7 things you need to know about NFL footballs

<div class="meta image-caption"><div class="origin-logo origin-image kgo"><span>KGO</span></div></div>
Thanks to deflate-gate, everybody knows a regulation NFL football should be inflated to 12.5 to 13.5 psi. Well, here are 7 other things you need to know about balls!
Related Topics:
sportsSuper BowlSuper Bowl 50nflNew England PatriotsSeattle Seahawkssports equipmentdistractionSan Francisco 49ersu.s. & world
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