Cowboys All-Pro center Travis Frederick retires from NFL after 7 seasons
Cowboys Pro Bowl center Travis Frederick announces retirement, Sports
Cowboys' Travis Frederick Announces Retirement
Cowboys' Frederick announces retirement
Cowboys center Travis Frederick announces retirement
Cowboys center Travis Frederick retires after 7 seasons
Travis Frederick suddenly retires Travis frederick, Dallas cowboys, Frederick
Travis Frederick retires from NFL: Cowboys have ready-made options to replace the All-Pro center in 2020
With a new perspective on life after football, Cowboys C Travis Frederick announces retirement
BREAKING: Travis Frederick Retires From The NFL & Dallas Cowboys
Cowboys' Travis Frederick retires at 29 after battling autoimmune disease - ESPN
Dallas Cowboys center Travis Frederick has neurological disorder
Cowboys center Travis Frederick announces his retirement after 7 seasons in the NFL.
Dallas Cowboys center Travis Fredrick announces retirement from NFL - Dallas Sports Fanatic