Justin Herbert's runs give Chargers QB dimension they lacked - The San Diego Union-Tribune
The Cowboys connection with Kevin Greene - Blogging The Boys
Kevin Greene obituary: NFL star dies at 58 –
Clay Matthews III - Wikipedia
Top 10 Pittsburgh Steelers Players of All Time - Sports Illustrated
Kevin Greene, Hall of Fame Steelers Linebacker, Dies at 58 - Steelers Now
Kevin Greene, former pass rusher for Rams and Steelers, dies - Los Angeles Times
Kevin Greene: Hall of Fame pass rusher dies at 58 - Sports Illustrated
Jets' Tryout DE Gavin Greene: 'I'm Sure My Dad Is Smiling Down'
Kevin Greene Belongs In The Pro Football Hall of Fame: War Damn Eagle!