Please assess the completion status of the following clinical trial:

Trial Title: Mild Hypothermia and Supplemental Magnesium Sulfate Infusion in Severe Traumatic Brain Injury (TBI) Subjects

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: PHASE2
- Number of Arms: 3.0

Eligibility Criteria:
Inclusion Criteria:~1. Adult males or females ≥ 18 years of age~2. Subjects with Traumatic Brain Injury and a post-resuscitation Glasgow Coma Score (GCS) ≤ 8~3. In-hospital and screened within 7 hours of injury.~4. Able to obtain legally effective written consent from authorized representative~5. Patients who are intubated and on mechanical ventilation~6. Admitted to ICU~Exclusion Criteria:~1. Bladder or rectal core temperature below 32C (89.6F) upon admission~2. Clinical brain death~3. Patients with open abdomens.~4. Multiple orthopedic injuries (\> 2 long bone fractures)~5. Persistent hypotension (systolic blood pressure \< 90mmHg)~6. Persistent hypoxia (O2 Saturation \< 94%)~7. Persistent metabolic acidosis (Lactic acid \> 5 mmol/L, arterial pH \< 7.25)~8. Positive serum pregnancy test~9. Cardiac arrhythmia with deleterious hemodynamic effects; heart block or myocardial damage (as shown on ECG)~10. History of abnormal renal function~11. Significant Co-morbidity (i.e. CAD;COPD; severe coagulopathy)~12. Pediatric patients (\< 18 years old)

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- Conventional Therapy (Type: NO_INTERVENTION): None
- Hypothermia (Type: EXPERIMENTAL): Subjects will have their core body temperatures lowered to 34C.
- Hypothermia plus supplemental magnesium sulfate infusion (Type: EXPERIMENTAL): None

Based on this trial design, predict the completion outcome and termination type (if applicable).