Rob Gronkowski's NFL comeback: Is it time to ignore it?

SI's Robin Lundberg says that until Gronk officially rejoins the NFL, it's best to ignore the possibility.

Retired former New England Patriots tight end Rob Gronkowski says it isn't out of the question that he makes his return to the football field at some point. SI's Robin Lundberg says that until Gronk officially rejoins the NFL, it's best to ignore the possibility.