Players, coaches react to mandatory use of Guardian Caps
Cleveland Browns helmets, with Guardian Caps, hang from a rack during the NFL football team's training camp, Thursday, July 28, 2022, in Berea, Ohio. (AP Photo/Nick Cammett)

Cleveland Browns helmets, with Guardian Caps, hang from a rack during the NFL football team's training camp, Thursday, July 28, 2022, in Berea, Ohio. (AP Photo/Nick Cammett)

Jul. 28, 2022 03:59 PM EDT
Washington Commanders running back J.D. McKissic, right, wears a Guardian Cap football helmet and a Q-Collar during practice at the team's NFL football training facility, Wednesday, July 27, 2022 in Ashburn, Va. (AP Photo/Alex Brandon)

Washington Commanders running back J.D. McKissic, right, wears a Guardian Cap football helmet and a Q-Collar during practice at the team's NFL football training facility, Wednesday, July 27, 2022 in Ashburn, Va. (AP Photo/Alex Brandon)

Jul. 27, 2022 10:29 AM EDT