Kyle Shanahan is not concerned about Kaelon Black’s groin injury.

Concerns surrounding 49ers rookie running back Kaelon Black, who was labeled limited in Thursday’s practice due to a groin injury, can be put aside. Head coach Kyle Shanahan spoke with Adam Copeland and Derek Papa on KNBR in San Francisco, expressing he’s not worried about Black’s availability for their Week 2 matchup against the Dolphins. […]