9 OT Tyron Smith USC Jr. 6-5 280 Sources say the Cowboys would love to trade down and still get an offensive tackle somewhere in the middle of the first round. Barring that, they'll take Smith because right tackle Marc Colombo is not returning to Dallas this season. Boston College tackle Anthony Castonzo is seen as more NFL-ready from day one, but his ceiling isn't as high as Smith's. It's more like Jerry Jones to take the gamble on the player with the greater upside than to play it safe and down the middle. Dallas has a higher grade on Smith this year than it did on OT Russell Okung last year. Read more: http://sportsillustrated.cnn.com/20...04/27/nfl-mock-draft/index.html#ixzz1KkEndCeV The two most interesting points. He says Columbo is out. They have a higher grade on Smith than they had on Okung last year.