Justin Fields, Bears offense show progress during comeback attempt - ESPN - Chicago Bears Blog- ESPN
List of sports rivalries - Wikipedia
Chicago Bears To Move To ESPN 1000 - RadioInsight
Brandon Marshall Isn't Happy With ESPN's E:60 Piece That Was Re-Aired Tonight
KCC-11-5-2015 by Shaw Media - Issuu
Santa Fe New Mexican, Sept. 22, 2014 by The New Mexican - Issuu
ESPN UT: How it Saves the Big 12 and What's in it for ESPN – FRANK THE TANK'S SLANT
Eagles 26-31 Bears (Nov 28, 2010) Game Recap - ESPN