Vikings head coach Kevin O'Connell announced on Friday that superstar receiver Justin Jefferson will miss some practice time during training camp with a mild left hamstring strain. Exactly how much time he'll miss is unclear,

Justin Jefferson is among the elite wide receivers in the NFL, and sharing the field with him can make a huge impact on those around him. The Vikings' latest wide receiver addition understands how the four-time Pro Bowler can elevate his career.

Minnesota coach Kevin O'Connell said Friday that receiver Justin Jefferson is dealing with a mild hamstring strain and will be held out of practice. Jefferson will be re-evaluated next week, but he should be fine for Week 1.