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. That's great news for the Vikings and Fantasy managers.

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,

Vikings WR Justin Jefferson strained his hamstring at training camp and will be held out of practice for a bit.