Less than a week after coach Dennis Green declared that his team would not do any shopping in the higher-priced aisles of the free agent market, the Arizona Cardinals landed one of the highest-profile players in the entire pool on Sunday, signing former Indianapolis Colts star tailback Edgerrin James. In terms of productivity and star quality, they don't get much bigger than James, a four-time Pro Bowl performer, in free agency. And in terms of compensation, contracts for tailbacks don't get much bigger than the one James signed in culminating his weekend visit with Arizona officials and coaches. ESPN.com has...