Cowboys QB Dak Prescott said he’s “just ready to start this road to come back” after having season-ending surgery for a compound fracture and dislocation of his right ankle. Sources said he is facing four to six months of rehab.Cowboys QB Dak Prescott said he’s “just ready to start this road to come back” after having season-ending surgery for a compound fracture and dislocation of his right ankle. Sources said he is facing four to six months of rehab.