NFL Network's Cynthia Frelund shares her training camp takeaways, key preseason storylines, thoughts on the Raiders defense ...

A plethora of injuries have been plaguing the San Francisco 49ers since they started training camp. One injury that's been stinging them is the calf injury Jaua ...

It's no secret that the San Francisco 49ers are heavily relying on their rookies to improve their defense. Their first five picks of the draft were defensive pl ...