Stephen Hill (ACL surgery) is limited at OTAs.
Kelvin Benjamin (ACL) participated in OTAs on Thursday.
Tre Boston opened OTAs as the Panthers' starting free safety.
Second-round rookie CB James Bradberry worked with the first-team defense on the opening day of Panthers OTAs.
Panthers SLB Shaq Thompson was involved in a car crash Sunday morning in North Carolina.
Panthers signed WR Tobais Palmer.
Greg Olsen plans to keep playing for a "good number of years."
Panthers UDFA WR Keyarris Garrett believes he was the best wide receiver in this year's draft class.
Panthers coach Ron Rivera doesn't expect the team to sign a veteran cornerback.
Panthers WR coach Ricky Proehl thinks UDFA Keyarris Garrett can contribute as a rookie.
Panthers UDFA rookie Jeremy Cash will play linebacker.
Panthers signed No. 30 overall pick DT Vernon Butler to a four-year contract.
Panthers signed fifth-round CB Zack Sanchez to a four-year contract.
Panthers signed third-round CB Daryl Worley to a four-year contract.
Panthers signed No. 62 overall pick CB James Bradberry to a four-year contract.