original: In Week 16, quarterback Matt Leinart went down with a shoulder injury against the 49ers, forcing Warner to see his first action since Week 4.
simplifications: Quarterback Matt Leinart suffered a shoulder injury against the 49ers, forcing Warner to see his first action since Week 4. In Week 16, quarterback Matt Leinart played with a shoulder injury against the 49ers. Warner had to see him in action since Week 4. Quarterback Matt Leinart had a shoulder injury against the 49ers. Warner played in his place. In Week 16, quarterback Matt Leinart suffered a shoulder injury against the 49ers. This forced Warner to see his first action since Week 4. In Week 16, quarterback Matt Leinart went down with a shoulder injury against the 49ers. Warner saw  his first action since Week 4. In Week 16, quarterback Matt Leinart injured his shoulder. As a result, Warner played for the first time since Week 4. Quarterback Matt Leinart gained a shoulder injury against the 49ers in Week 16. This forced Warner to see his first action since Week 4. The quarterback Matt Leinart went down with a shoulder injury against the 49ers in week 16. This forced Warner to see his first action since Week 4. In Week 16, quarterback Matt Leinart came down with a shoulder injury to the 49ers, forcing Warner to see his first action since Week 4. Warner had his first game because quarterback Matt Leinart had a shoulder injury against the 49ers in week 16.