Getty Derrick Harmon participates in a drill at the NFL combine. The Detroit Lions have few obvious needs to address in the upcoming NFL draft, but could use their selection to inject some youth and versatility into an important position on the defense. Jeff Risdon of USA Today’s Lions Wire predicted that the team would use its first-round pick on adding a dominant and versatile player to the line, one with the potential to grow into a long-term centerpiece of the defense. Lions Grab Physical