Carolina Panthers' Brenton Bersin (11) uses a broom in a drill during the NFL football team's training camp in Spartanburg, S.C., Saturday, Aug. 1, 2015.
Carolina Panthers' Brenton Bersin (11) uses a broom in a drill during the NFL football team's training camp in Spartanburg, S.C., Saturday, Aug. 1, 2015. Chuck Burton AP
Carolina Panthers' Brenton Bersin (11) uses a broom in a drill during the NFL football team's training camp in Spartanburg, S.C., Saturday, Aug. 1, 2015. Chuck Burton AP