Overview

• Blue earned his first first-team carries alongside Dak Prescott during Wednesday’s practice
• He climbed from third-team to second-team and now first-team reps over the course of training camp
• A former staffer’s “borderline lazy” comment fueled his competitive drive, he said
• Coaches praise his elite speed, pass-catching versatility and improving work ethic
• He is competing with veterans Miles Sanders, Javonte Williams and Deuce Vaughn for one of two feature back spots