Which newcomers will make an immediate impact? Which veterans are ready for a chance to crack the starting lineup? Which rookies have been so impressive that they will take the field from the first whistle?
There are No. 1 quarterback battles in Tampa, Indianapolis and perhaps Washington. There are backup quarterback jobs up for grabs in Green Bay, San Francisco and Tennessee. Those all are worth watching. Most of the other position battles have to do with protecting quarterbacks (offensive linemen) and limiting their production (secondary).