Radiotherapy, Carboplatin/Paclitaxel and Nivolumab for High Risk HPV-related Head and Neck Cancer

Given intravenously (IV), 240 mg every 2 weeks for 4 doses concurrent with radiation therapy (RT). Following completion of RT, 480 mg given every 4 weeks for 4 doses.

Given IV once per week during radiation therapy (AUC=1).

Given IV once per week during radiation therapy (30mg/m\^2)

Given 5 days/week for a total of 35 doses (70 gray total).