Cardinals NT Alameda Ta'amu (knee) underwent ACL surgery on Wednesday.
Cardinals NT Alameda Ta'amu sustained a torn ACL in Sunday's Week 17 loss to the 49ers.
The Cardinals fear an ACL tear for NT Alameda Ta'amu.
Cardinals claimed NT Alameda Ta'amu off waivers from the Steelers.
Steelers waived or released NT Alameda Ta'amu, WR Reggie Dunn, OT Mike Golic, C Joe Madsen, OG Chris Hubbard, LB Terence Garvin, CB Devin Smith, WR Kashif Moore, RB Alvester Alexander, TE Nathan Overbay and OT Joe Long.
Steelers NT Alameda Ta'amu pleaded guilty to reckless endangerment, resisting arrest and drunken driving stemming from an Oct. 14 incident.
Steelers waived NT Alameda Ta'amu and promoted WR David Gilreath from their practice squad.
Steelers NT Alameda Ta'amu has been activated from the suspended list, and will keep his roster spot.
Steelers suspended rookie NT Alameda Ta'amu two weeks without pay.
Steelers rookie NT Alameda Ta'amu was arrested early Sunday morning for drunken driving, among other various charges.
The Steelers are viewing fourth-round pick Alameda Ta'amu as Chris Hoke's heir apparent as a long-term backup nose tackle.
The Pittsburgh Tribune-Review considers fourth-round NT Alameda Ta'amu unlikely to take Casey Hampton's (ACL surgery) starting job.
Steelers signed fourth-round NT Alameda Ta'amu to a four-year contract.
Sporting News' Russ Lande believes Steelers fourth-round pick Alameda Ta'amu was the best nose tackle in the draft.