GRADES: Who performed at a high level on Friday night for the Detroit Lions?

The Detroit Lions are two games in to their preseason and we discuss the guys who have elevated their games so far. PFF grades are out from Friday and we recap the numbers and performances. Also, the latest on Mo Norris and his injury from Dan Campbell. We have very good news on him. Also, injuries continue to pile up, the O Line is getting healthy finally and a Za Darius Smith update from off the field.