St. Louis Rams running back Steven Jackson, left, runs for an 8-yard gain past Arizona Cardinals defensive tackle Darnell Dockett, right, during the first quarter of an NFL football game Sunday, Sept. 12, 2010, in St. Louis. (AP Photo/Seth Perlman)

Photo by: Seth Perlman

St. Louis Rams running back Steven Jackson, left, runs for an 8-yard gain past Arizona Cardinals defensive tackle Darnell Dockett, right, during the first quarter of an NFL football game Sunday, Sept. 12, 2010, in St. Louis. (AP Photo/Seth Perlman)