Minnesota Vikings' quarterback Tarvaris Jackson (7) looks to pass during the first half of a NFL preseason football game against the Dallas Cowboys, Friday, Sept. 4, 2009, in Minneapolis. AP Photo logo AP Photo 29 months ago

Minnesota Vikings' quarterback Tarvaris Jackson (7) looks to pass during the first half of a NFL preseason football game against the Dallas Cowboys, Friday, Sept. 4, 2009, in Minneapolis.