3-4 defense CSU Rams Linebacker play will be backbone of CSU defense in 2016 Justin Michael April 18, 2016 Broncos Broncos Sign DL Antonio Smith BSN Denver April 2, 2015 Broncos Broncos sign DE Vance Walker BSN Denver March 12, 2015 Broncos What a 3-4 defense may look like in Denver BSN Denver January 29, 2015