Countdown to camp series ($): Quarterbacks | Running backs | Receivers | O-line | Tight ends | Defensive line | Linebackers | Cornerbacks | Safeties | Special teams

Purdue opens its first training camp under Jeff Brohm in early August.

The Boilermakers will need to get much work done in the weeks leading into the season opener against likely ranked Louisville on Sept. 2. They'll need players to improve and lock into making strides in a new offense and new defense.

Who will be the key pieces? Who could break out? Who will have the most pressure entering camp?

GoldandBlack.com will break down the team position-by-position leading into camp and answer some of the biggest questions looming for 2017.

Next up: Key position battles in camp.