ALLEN PARK, Mich. (AP) — Detroit Lions safety Morice Norris, who was taken off the field in an ambulance late in a preseason game last week, is in concussion protocol and doing well, coach Dan Campbell said Monday.

Detroit Lions safety Morice Norris was at the team's training facility with teammates on Sunday, two days after he was taken off the field in an ambulance late in a preseason game against the Atlanta Falcons,

Lions safety Morice Norris is entering concussion protocol and will miss at least the next 10 to 14 days, according to head coach Dan Campbell.