Cowboys center Travis Frederick announces retirement
Possible replacements for retired Cowboys center Travis Frederic
Dallas Cowboys center Travis Fredrick announces retirement from NFL - Dallas Sports Fanatic
Dallas Cowboys: Projected starting lineup leaves no excuses in 2019
Cowboys' Travis Frederick Announces Retirement
Dallas Cowboys: Travis Frederick shockingly retires after seven seasons
Bruins notebook: B's drop another one to Flyers
List of Wisconsin high school players taken in NFL draft since 1990
Changing pants at halftime: Just part of Travis Frederick's efforts to improve the center-to-QB exchange - The Athletic
David Krejci's departure from Bruins means opportunity for others to fill center spots - The Boston Globe
Dallas Cowboys center Travis Frederick has neurological disorder
The candidates at center for the Cowboys if Travis Frederick has to miss playing time - Blogging The Boys
Cowboys Center Travis Frederick Is Retiring, But His Impact Will Be Long Felt
Seven centers in the draft who could help replace Travis Frederick - Blogging The Boys