This time , if Lee is on the field for more than two series , it 'll make a difference , he said .
Ryan said the loss of linebacker Sean Lee to an injury in the first quarter hurt the Cowboys ' communication on defense .
This time , if linebacker is on the field for more than two series , it 'll make a difference , Ryan said .
Ryan said the loss of linebacker Sean Lee to an injury in the first quarter hurt the Cowboys ' communication on defense .