Packers LB Walker clears concussion protocol
Amid calls for all grass fields, where will Chiefs play on turf this year?
Reports: Broncos trading Randy Gregory to 49ers
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Hanford Civic Park gets new sod, grass following Winter Wonderland
NFL players union renews call for grass fields after Aaron Rodgers
NFLPA asking teams to change all fields to natural grass
Research shows statistically significant higher risk of lower
Joe Burrow says there should be standards for turf at NFL stadiums
NFLPA renews call for natural grass to help prevent injuries after