IRVING, Texas -- The high-pitch whistle is out of place on a football field. Is it coming from a television camera? Is old age creeping in, and you are just hearing things?
Then you look over to the Dallas Cowboys' running back drills. The whistle is coming from the footballs as the running backs go through rope drills with the balls pinned to their chests.
"Yeah, it's a good technique," coach Jason Garrett said. "It's a good technology. The idea is that you want to hold the ball high and tight, and you want to have the point of the ball be up.