Rayo Vallecano defender Ze Castro has suffered a hamstring tear and is likely to be out for the next four weeks.
The Portugal international arrived from Deportivo this summer, but has so far failed to cement a first team place at the Franjirrojos.
And he won’t be able to impress Coach Paco Jemez for at least the next month after club medics confirmed that he suffered a slight hamstring tear in training on Friday.
