Cardinals add a center, sign Tony Bergstrom
- The Arizona Cardinals signed C Tony Bergstrom as a free agent. He is expected to compete with A.Q. Shipley to be the starter.
- Bergstrom only played two offensive snaps in with the Houston Texans in 2016.
- In 2015, Bergstrom started four games and played 253 of his 254 snaps at center in Oakland.
- Shipley’s 82.4 overall grade was the 14th-highest among centers.
- Bergstrom recorded a 98.2 pass-blocking efficiency rating, the eighth-highest among centers with at least 100 snaps.