Vikings Receive Alarming Justin Jefferson Injury News originally appeared on Athlon Sports. The Minnesota Vikings are handing the keys to their offense over to second-year quarterback J.J. McCarthy, and if he’s to be successful, he’s going to need a healthy complement of weapons.

Superstar Minnesota Vikings wideout Justin Jefferson was held out of training camp practice on Friday with a mild hamstring strain, per head coach Kevin O'Connell, who provided more information to reporters.