Defensive tackle adds depth and pass rush skill inside

Carolina re-signs Mike Jackson to play on opposite corner

Defense and and receiver are areas of need and consideration

Playmaking skill in the secondary is an immediate concern

Carolina is looking for playmakers to boost historically bad defense

With lLB off to free agency, the Panthers look for a new starter and depth

Backup QB earns 2-year, $8 million extension with $6 million guaranteed

Late-season competitiveness sets the stage for offseason upgrades