Inclusion Criteria:  Age 18 and older History of cesarean delivery AND placenta previa OR anterior low-lying placenta AND suspected of having PAS on prenatal imaging (ultrasound/MRI) Patients who would typically be recommended for hysterectomy Planned delivery between 34w0d and 36w0d gestation.  Exclusion Criteria:  Plan to delivery before neonatal viability (<24 weeks gestation) Hospitalized for antenatal hemorrhage Have a low antenatal suspicion for PAS based on imaging Are pregnant with multiples (twins, triplets) Have a uterine fetal demise