It was a rough two-day stretch for the Dallas Cowboys on the offensive line. After Robert Jones broke a bone in his neck during Sunday's training camp practice, Tyler Guyton left the field Monday with a knee injury.

Dallas Cowboys guard Rob Jones broke a bone in his neck during the first padded practice of training camp and is expected to miss two to three months, the four-year veteran told the team's website Monday.

The offensive line depth for the Dallas Cowboys has taken a hit with Rob Jones set to miss multiple months due to a broken bone in his neck.