Peyton Manning's retirement from pro football continues to generate an outpouring of appreciation and congratulations.
Longtime rival Tom Brady posted Sunday afternoon on Facebook, "Congratulations Peyton, on an incredible career. You changed the game forever and made everyone around you better. It's been an honor."
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It was an honor and a privilege Peyton. #FarewellSheriff
— JJ Watt (@JJWatt) March 6, 2016
"Thank you Peyton for everything that you've done.