Green Bay will need him to play well in order for the Packers to open up the passing game .
Lacy wo n't be 100 percent , but the threat of a run is there with him on the field .
Green Bay will need Lacy to play well in order for the Packers to open up the passing game .
Lacy wo n't be 100 percent , but the threat of a run is there with him on the field .