OUTLINE: This is an open label, multicenter study. Patients undergo accelerated external radiotherapy twice daily 5 days a week for 5 weeks. Concurrent chemotherapy is administered on the first and fifth week consisting of cisplatin IV over 2 hours daily and fluorouracil by 24 hour continuous infusion daily on days 1-5. Patients are followed at 3 months, then every 3 months for the first 2 years, and then every 6 months thereafter.