Broncos got blasted by Peyton Manning's Colts – The Denver Post
An Emotional Peyton Manning Says Goodbye To Football : The Two-Way : NPR
Does Peyton Manning Perform Worse in the Playoffs? – Georgetown Sports Analysis
Was Peyton Manning a playoff choker? I learned he was 1 and done 9 times in postseason and only had 40 TD to 25 INT. Seems like a downgrade from his regular season success. - Quora
Peyton Manning, Biography, College, Statistics, & Facts
Peyton Manning praises 'his' Denver Broncos at Nuggets NBA Finals game - Mile High Report
Peyton Manning - Wikipedia
Timeline of Peyton Manning's career
How Peyton Manning got worse in final years despite winning Super Bowl in 2015
As Broncos And Pats Face Off, Does Manning Have Any Magic Left?
Advanced Football Analytics (formerly Advanced NFL Stats): The Myth of Playoff Peyton
Champ or Choker? Inside Peyton Manning's Complicated Legacy, News, Scores, Highlights, Stats, and Rumors
Peyton Manning calling it a career after 18 NFL seasons
When will we learn from history?