New Orleans Saints quarterback Derek Carr is in the concussion protocol after sustaining his second concussion in three weeks, according to Saints coach Dennis Allen. Carr left Sunday's game against the Detroit Lions and the Saints' Week 10 game against the Minnesota Vikings to go into the concussion protocol but sustained other injuries in both of those games as well.

Dennis Allen shared an injury update on Saints quarterback Derek Carr, saying Jameis Winston will start in Week 14 if Carr can’t play:

The boos seemed to rain down on Derek Carr until Lions defensive tackle Bruce Irvin crashed down hard on top of the the Saints quarterback with a little more than 10 minutes left in New Orleans’ 33-28 loss to Detroit.