Carolina Panthers Daryl Williams prepares to hit the sled during the team's rookie minicamp on Friday, May 8, 2015.
Carolina Panthers Daryl Williams prepares to hit the sled during the team's rookie minicamp on Friday, May 8, 2015. Jeff Siner jsiner@charlotteobserver.com
Carolina Panthers Daryl Williams prepares to hit the sled during the team's rookie minicamp on Friday, May 8, 2015. Jeff Siner jsiner@charlotteobserver.com