Clinton Portis: Clinton Portis re-tweaks groin, done for day - Rotoworld.com http://news.google.com/news/url?sa=t&fd=R&usg=AFQjCNFfTEnZ_JlYb-SMBPadI5xkl6NmnQ&url=http://www.rotoworld.com/content/playerpages/playerbreakingnews.asp?sport%3DNFL%26id%3D94%26line%3D191597%26spln%3D1