The Jaguars begin training camp this week. Here are players and key position battles to watch -- and a 53-man roster projection.

Before the Jaguars' first training camp practice, let's take a look at four positional battles on defense to watch closely.

The Jaguars selected two-way star Travis Hunter No. 2 overall in the draft and fully intend to allow him to play both sides of the ball. They enacted that plan this spring with Hunter spending time in meetings, and on the field, with Jacksonville's offense and defense.