Broncos Notebook: John Fox comfortable with 4-3 defense - CBSSports.com (blog)

Broncos Notebook: John Fox comfortable with 4-3 defense CBSSports.com (blog) Broncos Notebook: John Fox comfortable with 4-3 defense. By Andrew Mason | CBSSports.com. 04:30 PM ET August 21, 2012. A Denver Post column that suggested the Broncos convert to a 3-4 defense didn't ruffle coach John Fox much when he was ...