Carolina Panthers head coach Ron Rivera watches his players run through drills during practice on Sunday, July 31, 2016 at Wofford College in Spartanburg, S.C.
Carolina Panthers head coach Ron Rivera watches his players run through drills during practice on Sunday, July 31, 2016 at Wofford College in Spartanburg, S.C. Jeff Siner jsiner@charlotteobserver.com
Carolina Panthers head coach Ron Rivera watches his players run through drills during practice on Sunday, July 31, 2016 at Wofford College in Spartanburg, S.C. Jeff Siner jsiner@charlotteobserver.com

Observations: Frustrations creeping in at camp

July 31, 2016 05:27 PM