Status: Injury Reserve
Position: Defensive End
Delaire was placed on injured reserve on Tuesday.
Griffin (back) signed a one-year contract with the Panthers on Tuesday.
Position: Defensive Tackle
Butler was diagnosed with a high ankle sprain following Sunday's game against the Vikings, ESPN's David Newton reports.
Position: Running Back
Position: Wide Receiver
Mayo suffered a left knee injury and is probable to return, David Newton of ESPN.com reports.