Lions head coach Dan Campbell said today that safety Kerby Joseph has a personal issue in addition to rehabbing from last year's knee injury. Campbell didn't go into specifics but indicated that Joseph's knee is progressing as hoped. AdvertisementAdvertisement Advertisement"Kerby right now, first of all he's dealing with a personal issue right now. Still, Campbell indicated that both of the Lions' starting safeties — Joseph and Brian Branch — are unlikely to be on the field in Week One. "I still see him on the Branch plan, if that makes sense, and Branch is doing well too," Campbell said.