Dale Earnhardt Jr. currently is in the fifth spot but could fall out of Chase points contention if he is sidelined for another race .
Jr. missed Sunday 's race while he recovers from concussion - like symptoms .
Dale Earnhardt Jr. , who missed Sunday 's race while he recovers from concussion - like symptoms , currently is in the fifth spot but could fall out of Chase points contention if he is sidelined for another race .