Patriots' Rob Ninkovich suspended four games for PED violation
The NFL's 100 most important people
Former New England Patriot Rob Ninkovich reveals he retired to avoid 'another 850 shots to the head'
First impressions: Mitchell sees season-high in targets with Gronkowski out – NBC Sports Boston
Rob Ninkovich - Wikipedia
When Patriots LB Rob Ninkovich defended Tom Brady amid Deflategate scandal - “I stand by my quarterback”
2016 New England Patriots season - Wikipedia
Peter King: Reality show winner shares spotlight in Week 2 with undefeated Bills, Lions, Patriots - Sports Illustrated
Rob Ninkovich emotional, thankful during retirement speech – Boston Herald
Patriots: DE Rob Ninkovich Returns After Four-Game Suspension
Patriots 53-man roster projection: Aaron Dobson and Terrance Knighton on the outside
Tom E. Curran's Top 50 Patriots Under Bill Belichick – NBC Sports Boston
Rob Ninkovich suspended four games for using banned substance – NBC Sports Boston
Prototypical Patriots: Which edge rushers could team target in 2021 NFL Draft? – NBC Sports Boston