SOUTH BEND, Ind. — Something was wrong with Chris Brown, but nobody knew what. Not Brown, not the Notre Dame coaching staff.
After a promising summer camp, Brown's first three games yielded disappointing results: only four receptions for 35 yards. He was healthy. He just wasn't producing at the level he and the coaches expected.
"We were kind of like, what's happened here?" coach Brian Kelly told the Tribune.
Kelly turned to data from a product the Irish are trying out — a GPS-oriented device called the OptimEye. In that data, Kelly solved the mystery: Brown was tense, and his technique was slacking.
Kelly has outfitted Notre Dame's receivers this...