Seahawks’ Carroll: NFL should mull grass vs. turf

Seattle Seahawks coach Pete Carroll and safety Quandre Diggs on Wednesday said they’d like to see a close reexamination of whether NFL stadiums should exclusively use natural grass.
Seattle Seahawks coach Pete Carroll and safety Quandre Diggs on Wednesday said they’d like to see a close reexamination of whether NFL stadiums should exclusively use natural grass.