Panthers place RB Williams on IR; QB Clausen sits out practice with concussion - The Canadian Press http://news.google.com/news/url?sa=t&fd=R&usg=AFQjCNGi-fCn0LvPuyZ854SqzEu97sX9pA&url=http://www.google.com/hostednews/canadianpress/article/ALeqM5iNkZpi1hyyxuKX7Dhi-TBmtFTmCw?docId%3D5162428