Cowboys' defense needs lot of work

The timetable was fast-forwarded when the Cowboys decided to cut Kyle Orton before camp after the veteran's offseason-long absence. Weeden's performance in the spring with the first team as Romo sat out helped make the Orton decision easier for the 

The Cowboys and Romo have been conservative in their training camp approach with the quarterback coming off back surgery in December. He did not take any competitive snaps in the spring and has taken part in six of the Cowboys' nine padded practices.

Dallas Cowboys quarterback Brandon Weeden (3) prepares to throw a touchdown pass to tight end James Hanna (84) as a San Diego Charger defensive end Lawrence Guy (71) rushes him during the 2nd quarter of their preseason game in San Diego, CA, 

The Cowboys and Romo have been conservative in their training camp approach with the quarterback coming off back surgery in December. He did not take any competitive snaps in the spring and has taken part in six of the Cowboys' nine padded practices.

SAN DIEGO – Tony Romo won't play against San Diego on Thursday in the Cowboys' preseason opener. But tight end Jason Witten and running backs DeMarco Murray and Lance Dunbar are also expected to sit out the