Detroit Lions head coach Dan Campbell gave an update on Safety Morice Norris three days after he left the preseason game against the Atlanta Falcons in an ambulance.

Dan Campbell also revealed Trystan Colon is sidelined with elbow injury while Taylor Decker returns to practice from PUP list.

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. "We're going to take it nice and easy here to make sure he's good over the next 10 to 14 days and reassess," Campbell said. "That's good news."