Finding defense for Cowboys and a make-or-break year for a Ranger

SportsDay Insiders Kevin Sherrington, Evan Grant and Joe Hoyt analyze the Cowboys' signing of Javonte Williams and what's next for George Pickens. Joe also tells us how many new defensive starters he thinks Christian Parker needs. (Hint: It's a lot). How many can they get in the draft? Should they trade up or down? The guys discuss it all. Evan tells us that Josh Jung is off to a nice start in…