Manny Pacquiao retires: Former eight-division champion walks away from boxing at 42 years old - CBSSports.com
Fight Night Round 3: From Zero to Hero - IGN
Manny Pacquiao and When a Boxer Should Retire | The New Yorker
Dereck Chisora: 'When I retire I'll have a proper bonfire, burn everything' | The Independent
Champion Andre Ward announces retirement from boxing
Shawn Porter announces retirement from boxing - AS.com
Nonito Donaire thinks about Naoya Inoue rematch, not retirement – Orange County Register
Manny Pacquiao: Boxing legend's loss to Yordenis Ugás may signal end of career - Sports Illustrated
Amazon.com: Fight Night Round 4 - Playstation 3 : Previn,Andre: Video Games
Unbeaten Khabib Announces Retirement Due to Father's Death After Victory on UFC's Fight Island – NBC Los Angeles
Manny Pacquiao announces retirement from boxing
Amazon.com: Fight Night Champion - Xbox 360 : Electronic Arts: Video Games
Miesha Tate making UFC return to face Marion Reneau as former bantamweight champion ends retirement - CBSSports.com
If Cowboy Cerrone does not retire, could he leave the UFC for another promotion? – The Athletic
After Loss, Manny Pacquiao Is Left to Consider His Future - The New York Times
UFC: Nate Diaz insists on fighting Dustin Poirier, then retiring from MMA | Marca
