is headed to the shelf for the .NFL Media Insider Ian Rapoport reported Saturday that Spiller underwent arthroscopic surgery on his knee Friday, according to sources informed of his situation. One source described it as a "clean up Keibert Ruiz Jersey ." Spiller's surgery.According to Rapoport, the internal thought was for Spiller to take care of the i sue now so that the running back will be ready for the start of the regular season.Spiller hadn't practiced in a full capacity since sitting out a team scrimmage last Friday. The haven't give any indication Spiller was dealing with a knee i sue.Spiller was listed as the third running back on the ' first depth chart behind and . Spiller -- who signed a four-year, $18 million deal this offseason -- is expected to have a big role in Payton's offense both as a rusher and a receiver out of the backfield.The latest Podcast . Jacob Barnes Jersey