The St. Louis Rams have finally placed DE Robert Quinn on IR due to a back injury:
Rams officially placed DE Robert Quinn on IR. One of league's top pass rushers out for season.
— Adam Schefter (@AdamSchefter) December 17, 2015
The fifth-year DE has battled injuries for much of the year racking up just 13 tackles and five sacks. From 2012-14, the two-time Pro Bowler and 2013 All-Pro defensive line leader was the star on the Rams' stellar defensive line totaling 103 tackles and a whopping 40 sacks.