The official rules of the NFL state that the football needs to be inflated to 12.5 to 13.5 psi (pounds per square inch). After the 2015 AFC game between the Colts and the Patriots, the air pressure of the footballs used came into question. As you learned temperature can have an impact on air pressure.
Did the weather on the day in question have an impact on the footballs? Read this article and watch the video to find out.
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