In a relegation battle , however , potential is often eschewed for experience .
This has been the case at Sunderland , as after his initial seven - game stint in the team , Manquillo has been supplanted by the 29 - year - old Billy Jones .
In a relegation battle , however , potential is often eschewed for experience , and this has been the case at Sunderland , as after his initial seven - game stint in the team , Manquillo has been supplanted by the 29 - year - old Billy Jones .