NFLPA calls on Roger Goodell to replace turf for natural grass in all NFL stadiums
NFLPA calls for league-wide grass fields following Rodgers' injury
NFLPA calls for grass in all stadiums after Aaron Rodgers' injury
NFL players union boss wants natural grass after Rodgers injury - SportsDesk
Lucas Oil Stadium Moves Ahead With Artificial Turf, Despite Calls For Switch To Natural Grass –
The NFL Players Association wants the league to switch all fields to natural grass - CBS Los Angeles
Grass versus Turf: A Perspective on the NFL's Surface Debate, Stewart Wolfenson posted on the topic
NFLPA renews call for natural grass after Rodgers injury
NFL players union renews call for grass fields after Aaron Rodgers' injury
Aaron Rodgers wants the NFL to ban artificial grass after players express concerns
NFL players union renews call for grass fields after Aaron Rodgers' injury, Tennessee
After Aaron Rodgers injury, NFLPA calls for grass in all stadiums - ESPN
NFL Players' Association Pushes for Natural Grass after Aaron Rodgers Artificial Turf Injury: Is Litigation Around the Corner? - Tucker Ellis LLP
Packers' Aaron Rodgers makes case to move away from turf fields: 'Time to go all grass'