Carolina Panthers' Greg Olsen runs the ball while Buffalo Bills' Tremaine Edmunds reaches for the tackle during an NFL football training camp in Spartanburg, S.C., Wednesday, Aug. 14, 2019. (AP Photo/Gerry Broome)

Buffalo Bills' Kevin Johnson (36) reaches for Carolina Panthers' D.J. Moore during an NFL football training camp in Spartanburg, S.C., Wednesday, Aug. 14, 2019. (AP Photo/Gerry Broome)

Carolina Panthers' Luke Kuechly (59) reaches for a pass during an NFL football training camp with the Buffalo Bills in Spartanburg, S.C., Wednesday, Aug. 14, 2019. (AP Photo/Gerry Broome)

Buffalo Bills coach Sean McDermott watches his team during an NFL football training camp with the Carolina Panthers in Spartanburg, S.C., Wednesday, Aug. 14, 2019. (AP Photo/Gerry Broome)

Gaara Worley, of Greenville, S.C., holds a ball while seeking autographs during an NFL football training camp for the Carolina Panthers and the Buffalo Bills in Spartanburg, S.C., Wednesday, Aug. 14, 2019. (AP Photo/Gerry Broome)

Buffalo Bills' Kurt Coleman signs autographs prior to an NFL football training camp with the Carolina Panthers in Spartanburg, S.C., Wednesday, Aug. 14, 2019. (AP Photo/Gerry Broome)

Buffalo Bills' Tremaine Edmunds runs a play during an NFL football training camp with the Carolina Panthers in Spartanburg, S.C., Wednesday, Aug. 14, 2019. (AP Photo/Gerry Broome)

Buffalo Bills quarterback Josh Allen (17) passes against the Carolina Panthers during an NFL football training camp in Spartanburg, S.C., Wednesday, Aug. 14, 2019. (AP Photo/Gerry Broome)

Carolina Panthers quarterback Cam Newton hands off to Christian McCaffrey during an NFL football training camp with the Buffalo Bills in Spartanburg, S.C., Wednesday, Aug. 14, 2019. (AP Photo/Gerry Broome)

Carolina Panthers' Andre Levrone (16) runs a play against Buffalo Bills Lafayette Pitts (30) and Abraham Wallace (35) during an NFL football training camp in Spartanburg, S.C., Wednesday, Aug. 14, 2019. (AP Photo/Gerry Broome)

Carolina Panthers' Greg Olsen (88) and Luke Kuechly (59) are transported onto the field during an NFL football training camp with the Buffalo Bills in Spartanburg, S.C., Wednesday, Aug. 14, 2019. (AP Photo/Gerry Broome)

Carolina Panthers quarterback Cam Newton passes against the Buffalo Bills during an NFL football training camp in Spartanburg, S.C., Wednesday, Aug. 14, 2019. (AP Photo/Gerry Broome)

Buffalo Bills coach Sean McDermott, left, and Carolina Panthers coach Ron Rivera chat during an NFL football training camp in Spartanburg, S.C., Wednesday, Aug. 14, 2019. (AP Photo/Gerry Broome)

Carolina Panthers' Luke Kuechly (59) and Buffalo Bills captain Munnerlyn chat during an NFL football training camp in Spartanburg, S.C., Wednesday, Aug. 14, 2019. (AP Photo/Gerry Broome)