Do NFL balls have chips in them?
The Tricky Ethics of the NFL Sharing Troves of Player Data
NFL to put data chips in footballs - Baltimore Beatdown
Football 101: Polk's chip block
Chip Kelly's plan to save college football will never happen - Los
NFL to test footballs with computer chips
Built By Data: NFL Helmet Innovation
The NFL Is Using Sensor-Laden Mouthpieces to Study Concussions
Erik Harris went from making potato chips to playing NFL safety
Fans Call for NFL to Place Chip in Footballs After Controversial
Shea Patterson enters NFL combine with chip on his shoulder