Since the fourth preseason game is simply an exercise in getting the youngsters work, we are going to look at just one key for each AFC West team heading into Thursday’s and Friday’s play:
Kansas at Green Bay, 8 p.m. ET Thursday
The Chiefs need to cut down on penalties. They had eight penalties in week 3. They need to set the tone for strong discipline.
Denver at Arizona, 10 p.m. ET, Thursday
San Francisco at San Diego, 10 p.m. ET Thursday
Run the ball. He may be a backup, but having a youngster like Jordan Todman perform well could give the team confidence about playing him in the season.
Oakland at Seattle, 10:30 ET, Friday